Okha weather in February

In February, Okha sees average daytime highs of -14°C and overnight lows near -19°C, with 22 mm of precipitation across 4.6 wet days and about 9.4 hours of daylight. It is the 12th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about -15°C in the first days to -13°C by the end. The sky is clear or mostly clear about 9% of the time in February, and the air most often feels dry.

Daylight stretches from about 8 h 30 min at the start of February to 10 h 18 min by month's end. Set against the rest of the year, February is Okha's 9th-clearest and 5th-windiest month. For the whole year in context, see Okha's year-round climate.

Daytime high: -14°; 12th warmest
Overnight low: -19°; 1st coldest
Precipitation: 22 mm; 4.6 wet days
Daylight: 9 h 24 min; 8:00 AM – 5:26 PM
Cloud cover: 81%; 9th clearest
Wind: 22 km/h; 5th windiest
Solar energy: 2.07 kWh/m²
Travel score: 0.0; out of 10

Okha is human settlement in Okhinsky District, Sakhalin Oblast, Russia.

Density: 604/km²; people per km²
Founded: 1880

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

← January Okha year-round climate March →Best places to visit in February

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Temperature in February

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about -15°C in the first days to -13°C by the end.

A typical February day in Okha reaches about -14°C in the afternoon and slips back to -19°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between -21°C and -6°C. Set against its neighbours, February runs on par with January and about 6°C cooler than March.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28
Avg high (°C)	-14	-14	-14	-15	-15	-15	-15	-15	-15	-15	-15	-15	-15	-15	-14	-14	-14	-14	-14	-14	-14	-14	-13	-13	-13	-13	-13	-12
Avg low (°C)	-19	-19	-19	-19	-19	-19	-19	-19	-19	-19	-19	-19	-19	-19	-19	-19	-19	-19	-18	-18	-18	-18	-18	-18	-18	-17	-17	-17

	Avg high (°C)	Avg low (°C)
1	-14	-19
2	-14	-19
3	-14	-19
4	-15	-19
5	-15	-19
6	-15	-19
7	-15	-19
8	-15	-19
9	-15	-19
10	-15	-19
11	-15	-19
12	-15	-19
13	-15	-19
14	-15	-19
15	-14	-19
16	-14	-19
17	-14	-19
18	-14	-19
19	-14	-18
20	-14	-18
21	-14	-18
22	-14	-18
23	-13	-18
24	-13	-18
25	-13	-18
26	-13	-17
27	-13	-17
28	-12	-17

How February really feels in Okha

Once humidity and wind are folded in, February averages 0 days that feel above 32°C and 28 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C

heat index over the day's high

Days feeling ≤ 0°C

28 feel bitter (≤ -10°C)

The story in February is cold — wind chill drags the overnight "feels like" below the raw low.

Okha weather by month

How February compares with the rest of the year at a glance. February is the 12th-warmest and 12th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Snow days	Daylight (hours)	Travel score
Jan	-14° / -18°	38	7.3	9.3	7.8	0.0
Feb	-14° / -19°	22	4.6	6.4	9.4	0.0
Mar	-8° / -14°	36	6.5	7.9	11.5	0.0
Apr	-1° / -6°	40	7.8	8.2	13.7	0.0
May	5° / 0°	53	8.8	3.7	15.6	0.3
Jun	10° / 6°	51	8.2	0	16.7	2.5
Jul	15° / 11°	62	7.6	0	16.3	4.6
Aug	16° / 12°	84	10.5	0	14.6	5.0
Sep	13° / 10°	76	10.8	0	12.5	3.7
Oct	6° / 3°	87	13.5	3.8	10.3	0.7
Nov	-2° / -5°	83	16.2	16.9	8.3	0.0
Dec	-10° / -14°	53	10.3	13.6	7.3	0.0

Cloud cover in February

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in February.

Beyond those clear spells, partly cloudy skies cover about 8% of February, with mostly cloudy or overcast conditions the remaining 83%. Skies tend to open up as the month goes on.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28
Clearer (%)	14	14	13	13	13	13	13	13	13	13	13	13	14	14	15	17	17	18	20	21	22	23	24	24	25	26	26	28
Cloudier (%)	86	86	87	87	87	87	87	87	87	87	87	87	86	86	85	83	83	82	80	79	78	77	76	76	75	74	74	72

	Clearer (%)	Cloudier (%)
1	14	86
2	14	86
3	13	87
4	13	87
5	13	87
6	13	87
7	13	87
8	13	87
9	13	87
10	13	87
11	13	87
12	13	87
13	14	86
14	14	86
15	15	85
16	17	83
17	17	83
18	18	82
19	20	80
20	21	79
21	22	78
22	23	77
23	24	76
24	24	76
25	25	75
26	26	74
27	26	74
28	28	72

Chance of precipitation in February

Any precipitationSnow

Okha gets around 22 mm of rain and snow over 4.6 wet days in February, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 17% and peaks near 22% on the wettest days, and about 6 days bring snow.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28
Rain chance (%)	22	21	20	20	20	19	19	19	19	19	18	18	18	17	17	17	16	16	15	15	15	15	15	15	15	16	16	17
Snow chance (%)	28	27	27	27	26	26	26	26	26	25	25	25	24	24	23	23	23	22	22	21	21	21	21	21	22	22	22	23

	Rain chance (%)	Snow chance (%)
1	22	28
2	21	27
3	20	27
4	20	27
5	20	26
6	19	26
7	19	26
8	19	26
9	19	26
10	19	25
11	18	25
12	18	25
13	18	24
14	17	24
15	17	23
16	17	23
17	16	23
18	16	22
19	15	22
20	15	21
21	15	21
22	15	21
23	15	21
24	15	21
25	15	22
26	16	22
27	16	22
28	17	23

Humidity in February

DryComfortableHumidMuggyOppressiveMiserable

Most of February feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, February lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28
Dry (%)	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100

Wind in February

Winds average 22 km/h in February.

Across February, daily wind ranges from about 21 km/h on the calmest days to 24 km/h at its breeziest. It stays fairly steady from day to day.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28
Wind speed (km/h)	24	24	24	24	24	24	23	23	23	23	23	23	23	23	23	22	22	22	22	22	22	22	21	21	21	21	21	21
Feels	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy	breezy

	Wind speed (km/h)	Feels
1	24	breezy
2	24	breezy
3	24	breezy
4	24	breezy
5	24	breezy
6	24	breezy
7	23	breezy
8	23	breezy
9	23	breezy
10	23	breezy
11	23	breezy
12	23	breezy
13	23	breezy
14	23	breezy
15	23	breezy
16	22	breezy
17	22	breezy
18	22	breezy
19	22	breezy
20	22	breezy
21	22	breezy
22	22	breezy
23	21	breezy
24	21	breezy
25	21	breezy
26	21	breezy
27	21	breezy
28	21	breezy

Sunrise & sunset in February

DaylightNight

Daylight runs from about 8 h 30 min at the start of February to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 108 minutes over February. Sunrise moves from 8:25 AM to 7:32 AM, and sunset from 4:58 PM to 5:51 PM.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28
Daylight (h)	8.5	8.6	8.7	8.7	8.8	8.8	8.9	9.0	9.0	9.1	9.2	9.2	9.3	9.4	9.4	9.5	9.6	9.6	9.7	9.8	9.8	9.9	10.0	10.0	10.1	10.2	10.3	10.3
Sunrise (AM)	8:25	8:24	8:22	8:20	8:19	8:17	8:15	8:13	8:12	8:10	8:08	8:06	8:04	8:02	8:00	7:58	7:56	7:54	7:52	7:50	7:47	7:45	7:43	7:41	7:39	7:36	7:34	7:32
Sunset (PM)	4:58	5:00	5:02	5:04	5:06	5:08	5:10	5:12	5:14	5:16	5:18	5:20	5:22	5:24	5:26	5:28	5:30	5:32	5:34	5:35	5:37	5:39	5:41	5:43	5:45	5:47	5:49	5:51

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	8.5	8:25	4:58
2	8.6	8:24	5:00
3	8.7	8:22	5:02
4	8.7	8:20	5:04
5	8.8	8:19	5:06
6	8.8	8:17	5:08
7	8.9	8:15	5:10
8	9.0	8:13	5:12
9	9.0	8:12	5:14
10	9.1	8:10	5:16
11	9.2	8:08	5:18
12	9.2	8:06	5:20
13	9.3	8:04	5:22
14	9.4	8:02	5:24
15	9.4	8:00	5:26
16	9.5	7:58	5:28
17	9.6	7:56	5:30
18	9.6	7:54	5:32
19	9.7	7:52	5:34
20	9.8	7:50	5:35
21	9.8	7:47	5:37
22	9.9	7:45	5:39
23	10.0	7:43	5:41
24	10.0	7:41	5:43
25	10.1	7:39	5:45
26	10.2	7:36	5:47
27	10.3	7:34	5:49
28	10.3	7:32	5:51

Solar energy in February

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in February, about 2.07 kWh/m².

For context, solar energy here swings from a low near 0.68 kWh/m² to a high of 5.72 kWh/m² in May across the year — February's 2.07 kWh/m² falls in the middle.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28
Solar energy (kWh/m²)	1.5	1.5	1.5	1.6	1.6	1.7	1.7	1.7	1.8	1.8	1.9	1.9	2.0	2.0	2.1	2.1	2.2	2.2	2.3	2.3	2.4	2.5	2.5	2.6	2.6	2.7	2.7	2.8
Level	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Dim	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate

	Solar energy (kWh/m²)	Level
1	1.5	Dim
2	1.5	Dim
3	1.5	Dim
4	1.6	Dim
5	1.6	Dim
6	1.7	Dim
7	1.7	Dim
8	1.7	Dim
9	1.8	Dim
10	1.8	Dim
11	1.9	Dim
12	1.9	Dim
13	2.0	Dim
14	2.0	Moderate
15	2.1	Moderate
16	2.1	Moderate
17	2.2	Moderate
18	2.2	Moderate
19	2.3	Moderate
20	2.3	Moderate
21	2.4	Moderate
22	2.5	Moderate
23	2.5	Moderate
24	2.6	Moderate
25	2.6	Moderate
26	2.7	Moderate
27	2.7	Moderate
28	2.8	Moderate

Planning a trip in February

Is February a good time to visit Okha?

Our two travel scores rate February for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

0.0

Sightseeing

7th-best month of the year

—

Beach & pool

never really warm enough

February is a weaker month for outdoor sightseeing in Okha.

What to pack for Okha in February

From February's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In February, Okha sees daytime highs around -14°C and nights near -19°C. Pack a warm layer and a heavy coat. Worth having: a windbreaker. About 5 days see rain.

a warm layera heavy coata windbreaker

Sea temperature near Okha in February

The nearest coast averages about -1°C in February — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 13°C and coldest in March near -1°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sea temperature (°C)	-1	-1	-1	-1	0	5	11	13	11	7	3	0
Comfort	Bracing	Bracing	Bracing	Bracing	Bracing	Bracing	Bracing	Bracing	Bracing	Bracing	Bracing	Bracing

	Sea temperature (°C)	Comfort
Jan	-1	Bracing
Feb	-1	Bracing
Mar	-1	Bracing
Apr	-1	Bracing
May	0	Bracing
Jun	5	Bracing
Jul	11	Bracing
Aug	13	Bracing
Sep	11	Bracing
Oct	7	Bracing
Nov	3	Bracing
Dec	0	Bracing

UV index in Okha in February

LowModerateHighVery highExtreme

Clear-sky midday UV in February peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Okha peaks around August 10 at about 5 (high) — a little sun protection helps at midday. It bottoms out near December 18 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	1	1	2	3	4	5	5	5	3	2	1	0
Level	Low	Low	Low	Moderate	Moderate	High	High	High	Moderate	Low	Low	Low

	UV index (midday)	Level
Jan	1	Low
Feb	1	Low
Mar	2	Low
Apr	3	Moderate
May	4	Moderate
Jun	5	High
Jul	5	High
Aug	5	High
Sep	3	Moderate
Oct	2	Low
Nov	1	Low
Dec	0	Low

Air quality in Okha in February

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where February falls, not just the annual average.

Air quality in Okha is worst in September — around 21 µg/m³ PM2.5 (moderate), about 7.9× the cleanest month (January, 3 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
PM2.5 (µg/m³)	3	4	11	12	9	7	10	12	21	9	5	4
Level	Good	Good	Good	Good	Good	Good	Good	Moderate	Moderate	Good	Good	Good

	PM2.5 (µg/m³)	Level
Jan	3	Good
Feb	4	Good
Mar	11	Good
Apr	12	Good
May	9	Good
Jun	7	Good
Jul	10	Good
Aug	12	Moderate
Sep	21	Moderate
Oct	9	Good
Nov	5	Good
Dec	4	Good

Location & terrain

Where is Okha?

Okha sits at 53.6°N, 143.0°E, 25 m above sea level, in Russia. The nearest listed city is Nikolayevsk-on-Amure, 156 km away.

Topography around Okha

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Okha.

Within 3 km, the terrain around Okha has only modest variations in elevation — a maximum elevation change of 78 m around an average of 24 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 103 m; within 80 km, significant variations in elevation — a maximum elevation change of 585 m.

The land around Okha is covered by trees (48%) and grassland (29%) within 3 km, trees (49%) and water (37%) within 16 km, and water (53%) and trees (36%) within 80 km.

3 km

78 m

trees 48%

16 km

103 m

trees 49%

80 km

585 m

water 53%

treesshrubsgrasslandartificial surfacesbare terrainwaterwetland

← January Okha year-round climate March →Best places to visit in February

February weather nearby: Nikolayevsk-on-Amure 156 km · Poronaysk 487 km · Komsomolsk-on-Amur 528 km · Vanino 534 km · Sovetskaya Gavan’ 546 km · Amursk 559 km · Kholmsk 731 km · Yuzhno-Sakhalinsk 739 km

Russia travel facts

Travel advisory: Level 4; Do Not Travel
Power plugs: Type C / F; 230 V · 50 Hz
Prices: ≈ 32% of US; price level, 2025
GDP per capita: $17,547; 2025
Happiness: 5.8 / 10; World Happiness, 2025
Safe drinking water: 76%; of population, 2024
Homicide rate: 6.8; per 100k, 2021
Road deaths: 12; per 100k/yr, 2019
Income group: High; World Bank
English: Moderate; EF EPI 521
Religion

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Okha (53.5949°, 142.9528°, elevation 25 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).

	Avg high (°C)	Avg low (°C)
1	-14	-19
2	-14	-19
3	-14	-19
4	-15	-19
5	-15	-19
6	-15	-19
7	-15	-19
8	-15	-19
9	-15	-19
10	-15	-19
11	-15	-19
12	-15	-19
13	-15	-19
14	-15	-19
15	-14	-19
16	-14	-19
17	-14	-19
18	-14	-19
19	-14	-18
20	-14	-18
21	-14	-18
22	-14	-18
23	-13	-18
24	-13	-18
25	-13	-18
26	-13	-17
27	-13	-17
28	-12	-17

	Clearer (%)	Cloudier (%)
1	14	86
2	14	86
3	13	87
4	13	87
5	13	87
6	13	87
7	13	87
8	13	87
9	13	87
10	13	87
11	13	87
12	13	87
13	14	86
14	14	86
15	15	85
16	17	83
17	17	83
18	18	82
19	20	80
20	21	79
21	22	78
22	23	77
23	24	76
24	24	76
25	25	75
26	26	74
27	26	74
28	28	72

	Rain chance (%)	Snow chance (%)
1	22	28
2	21	27
3	20	27
4	20	27
5	20	26
6	19	26
7	19	26
8	19	26
9	19	26
10	19	25
11	18	25
12	18	25
13	18	24
14	17	24
15	17	23
16	17	23
17	16	23
18	16	22
19	15	22
20	15	21
21	15	21
22	15	21
23	15	21
24	15	21
25	15	22
26	16	22
27	16	22
28	17	23

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100

	Avg high (°C)	Avg low (°C)
1	-14	-19
2	-14	-19
3	-14	-19
4	-15	-19
5	-15	-19
6	-15	-19
7	-15	-19
8	-15	-19
9	-15	-19
10	-15	-19
11	-15	-19
12	-15	-19
13	-15	-19
14	-15	-19
15	-14	-19
16	-14	-19
17	-14	-19
18	-14	-19
19	-14	-18
20	-14	-18
21	-14	-18
22	-14	-18
23	-13	-18
24	-13	-18
25	-13	-18
26	-13	-17
27	-13	-17
28	-12	-17

	Clearer (%)	Cloudier (%)
1	14	86
2	14	86
3	13	87
4	13	87
5	13	87
6	13	87
7	13	87
8	13	87
9	13	87
10	13	87
11	13	87
12	13	87
13	14	86
14	14	86
15	15	85
16	17	83
17	17	83
18	18	82
19	20	80
20	21	79
21	22	78
22	23	77
23	24	76
24	24	76
25	25	75
26	26	74
27	26	74
28	28	72

	Rain chance (%)	Snow chance (%)
1	22	28
2	21	27
3	20	27
4	20	27
5	20	26
6	19	26
7	19	26
8	19	26
9	19	26
10	19	25
11	18	25
12	18	25
13	18	24
14	17	24
15	17	23
16	17	23
17	16	23
18	16	22
19	15	22
20	15	21
21	15	21
22	15	21
23	15	21
24	15	21
25	15	22
26	16	22
27	16	22
28	17	23

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100

	Avg high (°C)	Avg low (°C)
1	-14	-19
2	-14	-19
3	-14	-19
4	-15	-19
5	-15	-19
6	-15	-19
7	-15	-19
8	-15	-19
9	-15	-19
10	-15	-19
11	-15	-19
12	-15	-19
13	-15	-19
14	-15	-19
15	-14	-19
16	-14	-19
17	-14	-19
18	-14	-19
19	-14	-18
20	-14	-18
21	-14	-18
22	-14	-18
23	-13	-18
24	-13	-18
25	-13	-18
26	-13	-17
27	-13	-17
28	-12	-17

	Clearer (%)	Cloudier (%)
1	14	86
2	14	86
3	13	87
4	13	87
5	13	87
6	13	87
7	13	87
8	13	87
9	13	87
10	13	87
11	13	87
12	13	87
13	14	86
14	14	86
15	15	85
16	17	83
17	17	83
18	18	82
19	20	80
20	21	79
21	22	78
22	23	77
23	24	76
24	24	76
25	25	75
26	26	74
27	26	74
28	28	72

	Rain chance (%)	Snow chance (%)
1	22	28
2	21	27
3	20	27
4	20	27
5	20	26
6	19	26
7	19	26
8	19	26
9	19	26
10	19	25
11	18	25
12	18	25
13	18	24
14	17	24
15	17	23
16	17	23
17	16	23
18	16	22
19	15	22
20	15	21
21	15	21
22	15	21
23	15	21
24	15	21
25	15	22
26	16	22
27	16	22
28	17	23

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100