Istaravshan weather in October

In October, Istaravshan sees average daytime highs of 19°C and overnight lows near 7°C, with 35 mm of precipitation across 5.6 wet days and about 10.9 hours of daylight. It is the 7th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 16°C by the end. The sky is clear or mostly clear about 59% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 18 min by month's end. Set against the rest of the year, October is Istaravshan's 5th-clearest and 10th-windiest month. For the whole year in context, see Istaravshan's year-round climate.

Daytime high: 19°; 7th warmest
Overnight low: 7°; 6th coldest
Precipitation: 35 mm; 5.6 wet days
Daylight: 10 h 54 min; 6:41 AM – 5:37 PM
Cloud cover: 37%; 5th clearest
Wind: 7 km/h; 10th windiest
Solar energy: 3.78 kWh/m²
Travel score: 6.9; out of 10

Istaravshan is city in Tajikistan.

Density: 304/km²; people per km²

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

← September Istaravshan year-round climate November →Best places to visit in October

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 16°C by the end.

A typical October day in Istaravshan reaches about 19°C in the afternoon and slips back to 7°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 24°C. Set against its neighbours, October runs about 7°C cooler than September and about 7°C warmer than November.

	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	29	30	31
Avg high (°C)	22	22	22	21	21	21	20	20	20	20	20	19	19	19	19	19	18	18	18	18	18	17	17	17	17	17	17	16	16	16	16
Avg low (°C)	10	10	10	9	9	9	9	9	8	8	8	8	7	7	7	7	7	7	6	6	6	6	6	6	6	6	6	5	5	5	5

	Avg high (°C)	Avg low (°C)
1	22	10
2	22	10
3	22	10
4	21	9
5	21	9
6	21	9
7	20	9
8	20	9
9	20	8
10	20	8
11	20	8
12	19	8
13	19	7
14	19	7
15	19	7
16	19	7
17	18	7
18	18	7
19	18	6
20	18	6
21	18	6
22	17	6
23	17	6
24	17	6
25	17	6
26	17	6
27	17	6
28	16	5
29	16	5
30	16	5
31	16	5

How October really feels in Istaravshan

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 0 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

wind chill below the day's low

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Istaravshan weather by month

How October compares with the rest of the year at a glance. October is the 7th-warmest and 8th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Snow days	Daylight (hours)	Travel score
Jan	4° / -3°	50	8.7	6.5	9.5	0.0
Feb	6° / -2°	71	10.4	6.6	10.4	0.5
Mar	12° / 3°	100	12.5	5.1	11.7	3.0
Apr	19° / 8°	115	13.6	1.2	13	5.5
May	24° / 13°	77	12.4	0.1	14.2	6.6
Jun	29° / 16°	28	6.8	0	14.8	6.1
Jul	31° / 18°	11	3	0	14.5	5.5
Aug	30° / 17°	8	2.5	0	13.6	6.6
Sep	25° / 12°	13	2.8	0	12.3	8.6
Oct	19° / 7°	35	5.6	0.8	10.9	6.9
Nov	11° / 2°	59	7.7	3.5	9.8	3.0
Dec	6° / -2°	53	9	5.9	9.2	0.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 59% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 11% of October, with mostly cloudy or overcast conditions the remaining 29%. Skies tend to cloud over 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	29	30	31
Clearer (%)	80	78	78	77	77	76	75	75	74	74	74	73	73	73	72	72	72	70	70	69	69	68	67	66	65	64	63	62	61	60	59
Cloudier (%)	20	22	22	23	23	24	25	25	26	26	26	27	27	27	28	28	28	30	30	31	31	32	33	34	35	36	37	38	39	40	41

	Clearer (%)	Cloudier (%)
1	80	20
2	78	22
3	78	22
4	77	23
5	77	23
6	76	24
7	75	25
8	75	25
9	74	26
10	74	26
11	74	26
12	73	27
13	73	27
14	73	27
15	72	28
16	72	28
17	72	28
18	70	30
19	70	30
20	69	31
21	69	31
22	68	32
23	67	33
24	66	34
25	65	35
26	64	36
27	63	37
28	62	38
29	61	39
30	60	40
31	59	41

Chance of precipitation in October

Any precipitationSnow

Istaravshan gets around 35 mm of rain and snow over 5.6 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 19% and peaks near 23% on the wettest days, and about 1 day brings 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	29	30	31
Rain chance (%)	17	17	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	19	19	19	20	20	21	21	22	22	23	23
Snow chance (%)	1	1	1	1	1	1	2	2	2	2	3	3	3	3	3	3	3	3	3	3	3	3	4	4	4	4	5	5	6	6	7

	Rain chance (%)	Snow chance (%)
1	17	1
2	17	1
3	18	1
4	18	1
5	18	1
6	18	1
7	18	2
8	18	2
9	18	2
10	18	2
11	18	3
12	18	3
13	18	3
14	18	3
15	18	3
16	18	3
17	18	3
18	18	3
19	18	3
20	18	3
21	19	3
22	19	3
23	19	4
24	20	4
25	20	4
26	21	4
27	21	5
28	22	5
29	22	6
30	23	6
31	23	7

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October 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	29	30	31
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	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
29	100
30	100
31	100

Wind in October

Winds average 7 km/h in October.

Across October, daily wind ranges from about 6 km/h on the calmest days to 7 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	29	30	31
Wind speed (km/h)	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	7	7	7	7	7	7	7	7	7	7	7	7	7	7
Feels	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm

	Wind speed (km/h)	Feels
1	6	calm
2	6	calm
3	6	calm
4	6	calm
5	6	calm
6	6	calm
7	6	calm
8	6	calm
9	6	calm
10	6	calm
11	6	calm
12	6	calm
13	6	calm
14	6	calm
15	6	calm
16	6	calm
17	6	calm
18	7	calm
19	7	calm
20	7	calm
21	7	calm
22	7	calm
23	7	calm
24	7	calm
25	7	calm
26	7	calm
27	7	calm
28	7	calm
29	7	calm
30	7	calm
31	7	calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over October. Sunrise moves from 6:25 AM to 6:58 AM, and sunset from 6:01 PM to 5:17 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	29	30	31
Daylight (h)	11.6	11.5	11.5	11.5	11.4	11.4	11.3	11.3	11.2	11.2	11.1	11.1	11.1	11.0	11.0	10.9	10.9	10.8	10.8	10.8	10.7	10.7	10.6	10.6	10.6	10.5	10.5	10.4	10.4	10.4	10.3
Sunrise (AM)	6:25	6:26	6:27	6:29	6:30	6:31	6:32	6:33	6:34	6:35	6:36	6:37	6:38	6:39	6:40	6:41	6:42	6:43	6:45	6:46	6:47	6:48	6:49	6:50	6:51	6:52	6:54	6:55	6:56	6:57	6:58
Sunset (PM)	6:01	5:59	5:57	5:56	5:54	5:52	5:51	5:49	5:48	5:46	5:44	5:43	5:41	5:40	5:38	5:37	5:35	5:34	5:32	5:31	5:30	5:28	5:27	5:26	5:24	5:23	5:22	5:21	5:19	5:18	5:17

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	11.6	6:25	6:01
2	11.5	6:26	5:59
3	11.5	6:27	5:57
4	11.5	6:29	5:56
5	11.4	6:30	5:54
6	11.4	6:31	5:52
7	11.3	6:32	5:51
8	11.3	6:33	5:49
9	11.2	6:34	5:48
10	11.2	6:35	5:46
11	11.1	6:36	5:44
12	11.1	6:37	5:43
13	11.1	6:38	5:41
14	11.0	6:39	5:40
15	11.0	6:40	5:38
16	10.9	6:41	5:37
17	10.9	6:42	5:35
18	10.8	6:43	5:34
19	10.8	6:45	5:32
20	10.8	6:46	5:31
21	10.7	6:47	5:30
22	10.7	6:48	5:28
23	10.6	6:49	5:27
24	10.6	6:50	5:26
25	10.6	6:51	5:24
26	10.5	6:52	5:23
27	10.5	6:54	5:22
28	10.4	6:55	5:21
29	10.4	6:56	5:19
30	10.4	6:57	5:18
31	10.3	6:58	5:17

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.78 kWh/m².

For context, solar energy here swings from a low near 2.06 kWh/m² to a high of 7.32 kWh/m² in July across the year — October's 3.78 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	29	30	31
Solar energy (kWh/m²)	4.5	4.4	4.4	4.3	4.3	4.2	4.2	4.1	4.1	4.0	4.0	4.0	3.9	3.9	3.8	3.8	3.7	3.7	3.6	3.6	3.5	3.5	3.5	3.4	3.4	3.3	3.3	3.2	3.2	3.1	3.1
Level	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate

	Solar energy (kWh/m²)	Level
1	4.5	Bright
2	4.4	Bright
3	4.4	Bright
4	4.3	Bright
5	4.3	Bright
6	4.2	Bright
7	4.2	Bright
8	4.1	Bright
9	4.1	Bright
10	4.0	Bright
11	4.0	Bright
12	4.0	Moderate
13	3.9	Moderate
14	3.9	Moderate
15	3.8	Moderate
16	3.8	Moderate
17	3.7	Moderate
18	3.7	Moderate
19	3.6	Moderate
20	3.6	Moderate
21	3.5	Moderate
22	3.5	Moderate
23	3.5	Moderate
24	3.4	Moderate
25	3.4	Moderate
26	3.3	Moderate
27	3.3	Moderate
28	3.2	Moderate
29	3.2	Moderate
30	3.1	Moderate
31	3.1	Moderate

Planning a trip in October

Hazard calendar for Istaravshan

In seasonPeak

None of Istaravshan's seasonal hazards are active in October. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Istaravshan's rainy season runs February–May, when most of the year's rain falls.

Rainy season

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is October a good time to visit Istaravshan?

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

6.9

Sightseeing

2nd-best month of the year

2.8

Beach & pool

6th-best month of the year

October is a reasonable time to visit Istaravshan for sightseeing.

What to pack for Istaravshan in October

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

In October, Istaravshan sees daytime highs around 19°C and nights near 7°C. Worth packing: a warm layer. About 6 days see rain.

a warm layer

UV index in Istaravshan in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Istaravshan peaks around May 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	2	3	5	7	9	9	9	9	7	5	3	2
Level	Low	Moderate	Moderate	High	Very high	Very high	Very high	Very high	High	Moderate	Moderate	Low

	UV index (midday)	Level
Jan	2	Low
Feb	3	Moderate
Mar	5	Moderate
Apr	7	High
May	9	Very high
Jun	9	Very high
Jul	9	Very high
Aug	9	Very high
Sep	7	High
Oct	5	Moderate
Nov	3	Moderate
Dec	2	Low

Air quality in Istaravshan in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Istaravshan is worst in June — around 32 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (January, 13 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)	13	15	21	27	31	32	29	27	27	24	16	13
Level	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	13	Moderate
Feb	15	Moderate
Mar	21	Moderate
Apr	27	Moderate
May	31	Moderate
Jun	32	Moderate
Jul	29	Moderate
Aug	27	Moderate
Sep	27	Moderate
Oct	24	Moderate
Nov	16	Moderate
Dec	13	Moderate

Location & terrain

Where is Istaravshan?

Istaravshan sits at 39.9°N, 69.0°E, 979 m above sea level, in Tajikistan. The nearest listed city is Muchun, 16 km away.

Topography around Istaravshan

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

Within 3 km, the terrain around Istaravshan has only modest variations in elevation — a maximum elevation change of 148 m around an average of 999 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 804 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,773 m.

The land around Istaravshan is covered by artificial surfaces (60%) and cropland (20%) within 3 km, cropland (54%) and grassland (30%) within 16 km, and grassland (48%) and cropland (31%) within 80 km.

3 km

148 m

artificial surfaces 60%

16 km

804 m

cropland 54%

80 km

4,773 m

grassland 48%

treesgrasslandcroplandartificial surfacesbare terrainsnow and icewatermoss and lichen

← September Istaravshan year-round climate November →Best places to visit in October

October weather nearby: Muchun 16 km · Dalyoni Bolo 18 km · Shahriston 23 km · Bekobod 41 km · Yangiyer 43 km · Razzakov 46 km · Suluktu 48 km · Dashtobod 49 km

Tajikistan travel facts

Travel advisory: Level 2; Exercise Increased Caution
Power plugs: Type C / F / I; 220 V · 50 Hz
Prices: ≈ 28% of US; price level, 2025
GDP per capita: $1,637; 2025
Happiness: 5.6 / 10; World Happiness, 2025
Safe drinking water: 65%; of population, 2024
Homicide rate: 0.9; per 100k, 2020
Road deaths: 15.7; per 100k/yr, 2019
Income group: Lower middle; World Bank
English: Very low; EF EPI 409
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 Istaravshan (39.9142°, 69.0033°, elevation 979 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. 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	22	10
2	22	10
3	22	10
4	21	9
5	21	9
6	21	9
7	20	9
8	20	9
9	20	8
10	20	8
11	20	8
12	19	8
13	19	7
14	19	7
15	19	7
16	19	7
17	18	7
18	18	7
19	18	6
20	18	6
21	18	6
22	17	6
23	17	6
24	17	6
25	17	6
26	17	6
27	17	6
28	16	5
29	16	5
30	16	5
31	16	5

	Clearer (%)	Cloudier (%)
1	80	20
2	78	22
3	78	22
4	77	23
5	77	23
6	76	24
7	75	25
8	75	25
9	74	26
10	74	26
11	74	26
12	73	27
13	73	27
14	73	27
15	72	28
16	72	28
17	72	28
18	70	30
19	70	30
20	69	31
21	69	31
22	68	32
23	67	33
24	66	34
25	65	35
26	64	36
27	63	37
28	62	38
29	61	39
30	60	40
31	59	41

	Rain chance (%)	Snow chance (%)
1	17	1
2	17	1
3	18	1
4	18	1
5	18	1
6	18	1
7	18	2
8	18	2
9	18	2
10	18	2
11	18	3
12	18	3
13	18	3
14	18	3
15	18	3
16	18	3
17	18	3
18	18	3
19	18	3
20	18	3
21	19	3
22	19	3
23	19	4
24	20	4
25	20	4
26	21	4
27	21	5
28	22	5
29	22	6
30	23	6
31	23	7

	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
29	100
30	100
31	100

	Avg high (°C)	Avg low (°C)
1	22	10
2	22	10
3	22	10
4	21	9
5	21	9
6	21	9
7	20	9
8	20	9
9	20	8
10	20	8
11	20	8
12	19	8
13	19	7
14	19	7
15	19	7
16	19	7
17	18	7
18	18	7
19	18	6
20	18	6
21	18	6
22	17	6
23	17	6
24	17	6
25	17	6
26	17	6
27	17	6
28	16	5
29	16	5
30	16	5
31	16	5

	Clearer (%)	Cloudier (%)
1	80	20
2	78	22
3	78	22
4	77	23
5	77	23
6	76	24
7	75	25
8	75	25
9	74	26
10	74	26
11	74	26
12	73	27
13	73	27
14	73	27
15	72	28
16	72	28
17	72	28
18	70	30
19	70	30
20	69	31
21	69	31
22	68	32
23	67	33
24	66	34
25	65	35
26	64	36
27	63	37
28	62	38
29	61	39
30	60	40
31	59	41

	Rain chance (%)	Snow chance (%)
1	17	1
2	17	1
3	18	1
4	18	1
5	18	1
6	18	1
7	18	2
8	18	2
9	18	2
10	18	2
11	18	3
12	18	3
13	18	3
14	18	3
15	18	3
16	18	3
17	18	3
18	18	3
19	18	3
20	18	3
21	19	3
22	19	3
23	19	4
24	20	4
25	20	4
26	21	4
27	21	5
28	22	5
29	22	6
30	23	6
31	23	7

	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
29	100
30	100
31	100

	Avg high (°C)	Avg low (°C)
1	22	10
2	22	10
3	22	10
4	21	9
5	21	9
6	21	9
7	20	9
8	20	9
9	20	8
10	20	8
11	20	8
12	19	8
13	19	7
14	19	7
15	19	7
16	19	7
17	18	7
18	18	7
19	18	6
20	18	6
21	18	6
22	17	6
23	17	6
24	17	6
25	17	6
26	17	6
27	17	6
28	16	5
29	16	5
30	16	5
31	16	5

	Clearer (%)	Cloudier (%)
1	80	20
2	78	22
3	78	22
4	77	23
5	77	23
6	76	24
7	75	25
8	75	25
9	74	26
10	74	26
11	74	26
12	73	27
13	73	27
14	73	27
15	72	28
16	72	28
17	72	28
18	70	30
19	70	30
20	69	31
21	69	31
22	68	32
23	67	33
24	66	34
25	65	35
26	64	36
27	63	37
28	62	38
29	61	39
30	60	40
31	59	41

	Rain chance (%)	Snow chance (%)
1	17	1
2	17	1
3	18	1
4	18	1
5	18	1
6	18	1
7	18	2
8	18	2
9	18	2
10	18	2
11	18	3
12	18	3
13	18	3
14	18	3
15	18	3
16	18	3
17	18	3
18	18	3
19	18	3
20	18	3
21	19	3
22	19	3
23	19	4
24	20	4
25	20	4
26	21	4
27	21	5
28	22	5
29	22	6
30	23	6
31	23	7

	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
29	100
30	100
31	100