Zimovniki weather in April

In April, Zimovniki sees average daytime highs of 16°C and overnight lows near 5°C, with 34 mm of precipitation across 7.4 wet days and about 13.3 hours of daylight. It is the 6th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 12°C in the first days to 19°C by the end. The sky is clear or mostly clear about 24% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 30 min at the start of April to 14 h 06 min by month's end. Set against the rest of the year, April is Zimovniki's 7th-clearest and 6th-windiest month. For the whole year in context, see Zimovniki's year-round climate.

Daytime high: 16°; 6th warmest
Overnight low: 5°; 6th coldest
Precipitation: 34 mm; 7.4 wet days
Daylight: 13 h 24 min; 5:30 AM – 6:51 PM
Cloud cover: 64%; 7th clearest
Wind: 15 km/h; 6th windiest
Solar energy: 4.68 kWh/m²
Travel score: 5.0; out of 10

Zimovniki is human settlement in Zimovnikovsky District, Rostov Oblast, Russia.

Founded: 1898

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

← March Zimovniki year-round climate May →Best places to visit in April

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 12°C in the first days to 19°C by the end.

A typical April day in Zimovniki reaches about 16°C in the afternoon and slips back to 5°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 22°C. Set against its neighbours, April runs about 9°C warmer than March and about 7°C cooler than May.

	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
Avg high (°C)	12	12	12	13	13	13	14	14	14	15	15	15	15	16	16	16	16	16	17	17	17	17	17	18	18	18	18	19	19	19
Avg low (°C)	2	2	3	3	3	3	4	4	4	4	5	5	5	5	5	6	6	6	6	6	7	7	7	7	7	8	8	8	8	8

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

How April really feels in Zimovniki

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 6 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

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

Zimovniki weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 9th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Snow days	Daylight (hours)	Travel score
Jan	-1° / -6°	38	8.7	5.6	8.7	0.0
Feb	1° / -6°	31	7.8	4.9	10	0.0
Mar	7° / -1°	41	9.1	3.1	11.6	1.0
Apr	16° / 5°	34	7.4	0.1	13.3	5.0
May	22° / 12°	50	8.8	0	14.8	6.9
Jun	28° / 17°	38	7.8	0	15.6	6.5
Jul	31° / 19°	35	6.4	0	15.3	5.3
Aug	30° / 18°	26	4.3	0	14	6.1
Sep	23° / 12°	33	5.5	0	12.4	7.6
Oct	15° / 6°	40	7.4	0.2	10.6	4.8
Nov	6° / 0°	35	7.4	2.3	9.1	0.7
Dec	1° / -4°	40	8.8	4.7	8.4	0.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 14% of April, with mostly cloudy or overcast conditions the remaining 62%. 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	29	30
Clearer (%)	35	35	36	36	36	36	36	36	36	36	36	36	35	36	36	36	36	37	38	39	40	40	40	41	42	43	44	45	46	46
Cloudier (%)	65	65	64	64	64	64	64	64	64	64	64	64	65	64	64	64	64	63	62	61	60	60	60	59	58	57	56	55	54	54

	Clearer (%)	Cloudier (%)
1	35	65
2	35	65
3	36	64
4	36	64
5	36	64
6	36	64
7	36	64
8	36	64
9	36	64
10	36	64
11	36	64
12	36	64
13	35	65
14	36	64
15	36	64
16	36	64
17	36	64
18	37	63
19	38	62
20	39	61
21	40	60
22	40	60
23	40	60
24	41	59
25	42	58
26	43	57
27	44	56
28	45	55
29	46	54
30	46	54

Chance of precipitation in April

Any precipitationSnow

Zimovniki gets around 34 mm of rain and snow over 7.4 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 26% and peaks near 28% on the wettest days, and about 0 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
Rain chance (%)	28	28	27	27	27	27	26	26	26	26	26	27	27	27	27	27	27	26	26	26	25	25	24	24	23	23	22	22	22	22
Snow chance (%)	4	3	3	3	2	2	2	1	1	1	1	1	1	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

	Rain chance (%)	Snow chance (%)
1	28	4
2	28	3
3	27	3
4	27	3
5	27	2
6	27	2
7	26	2
8	26	1
9	26	1
10	26	1
11	26	1
12	27	1
13	27	1
14	27	1
15	27	1
16	27	0
17	27	0
18	26	0
19	26	0
20	26	0
21	25	0
22	25	0
23	24	0
24	24	0
25	23	0
26	23	0
27	22	0
28	22	0
29	22	0
30	22	0

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April 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
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	99	99	99
Comfortable (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	1	1

	Dry (%)	Comfortable (%)
1	100	0
2	100	0
3	100	0
4	100	0
5	100	0
6	100	0
7	100	0
8	100	0
9	100	0
10	100	0
11	100	0
12	100	0
13	100	0
14	100	0
15	100	0
16	100	0
17	100	0
18	100	0
19	100	0
20	100	0
21	100	0
22	100	0
23	100	0
24	100	0
25	100	0
26	100	0
27	100	0
28	99	1
29	99	1
30	99	1

Wind in April

Winds average 15 km/h in April.

Across April, daily wind ranges from about 14 km/h on the calmest days to 16 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
Wind speed (km/h)	16	15	15	15	15	15	15	15	15	15	15	15	15	15	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14	14
Feels	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze

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

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 30 min at the start of April to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 96 minutes over April. Sunrise moves from 6:00 AM to 5:04 AM, and sunset from 6:30 PM to 7:11 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
Daylight (h)	12.5	12.6	12.6	12.7	12.7	12.8	12.9	12.9	13.0	13.0	13.1	13.1	13.2	13.2	13.3	13.4	13.4	13.5	13.5	13.6	13.6	13.7	13.7	13.8	13.8	13.9	14.0	14.0	14.1	14.1
Sunrise (AM)	6:00	5:58	5:55	5:53	5:51	5:49	5:47	5:45	5:43	5:41	5:39	5:37	5:35	5:33	5:32	5:30	5:28	5:26	5:24	5:22	5:20	5:18	5:16	5:15	5:13	5:11	5:09	5:08	5:06	5:04
Sunset (PM)	6:30	6:31	6:33	6:34	6:36	6:37	6:38	6:40	6:41	6:43	6:44	6:45	6:47	6:48	6:50	6:51	6:52	6:54	6:55	6:57	6:58	7:00	7:01	7:02	7:04	7:05	7:07	7:08	7:09	7:11

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.5	6:00	6:30
2	12.6	5:58	6:31
3	12.6	5:55	6:33
4	12.7	5:53	6:34
5	12.7	5:51	6:36
6	12.8	5:49	6:37
7	12.9	5:47	6:38
8	12.9	5:45	6:40
9	13.0	5:43	6:41
10	13.0	5:41	6:43
11	13.1	5:39	6:44
12	13.1	5:37	6:45
13	13.2	5:35	6:47
14	13.2	5:33	6:48
15	13.3	5:32	6:50
16	13.4	5:30	6:51
17	13.4	5:28	6:52
18	13.5	5:26	6:54
19	13.5	5:24	6:55
20	13.6	5:22	6:57
21	13.6	5:20	6:58
22	13.7	5:18	7:00
23	13.7	5:16	7:01
24	13.8	5:15	7:02
25	13.8	5:13	7:04
26	13.9	5:11	7:05
27	14.0	5:09	7:07
28	14.0	5:08	7:08
29	14.1	5:06	7:09
30	14.1	5:04	7:11

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.68 kWh/m².

For context, solar energy here swings from a low near 0.83 kWh/m² to a high of 6.33 kWh/m² in June across the year — April's 4.68 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
Solar energy (kWh/m²)	4.0	4.0	4.1	4.1	4.2	4.2	4.3	4.3	4.4	4.4	4.5	4.5	4.5	4.6	4.6	4.7	4.7	4.8	4.8	4.9	4.9	5.0	5.0	5.0	5.1	5.1	5.2	5.2	5.3	5.3
Level	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright

	Solar energy (kWh/m²)	Level
1	4.0	Bright
2	4.0	Bright
3	4.1	Bright
4	4.1	Bright
5	4.2	Bright
6	4.2	Bright
7	4.3	Bright
8	4.3	Bright
9	4.4	Bright
10	4.4	Bright
11	4.5	Bright
12	4.5	Bright
13	4.5	Bright
14	4.6	Bright
15	4.6	Bright
16	4.7	Bright
17	4.7	Bright
18	4.8	Bright
19	4.8	Bright
20	4.9	Bright
21	4.9	Bright
22	5.0	Bright
23	5.0	Bright
24	5.0	Bright
25	5.1	Bright
26	5.1	Bright
27	5.2	Bright
28	5.2	Bright
29	5.3	Bright
30	5.3	Bright

Planning a trip in April

Is April a good time to visit Zimovniki?

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

5.0

Sightseeing

6th-best month of the year

1.0

Beach & pool

7th-best month of the year

April is a reasonable time to visit Zimovniki for sightseeing.

What to pack for Zimovniki in April

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

In April, Zimovniki sees daytime highs around 16°C and nights near 5°C. Worth packing: a warm layer and sun protection. About 7 days see rain.

a warm layersun protection

UV index in Zimovniki in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Zimovniki peaks around July 11 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 at about 1 (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	2	2	5	5	8	8	6	5	3	1	1
Level	Low	Low	Moderate	Moderate	High	Very high	Very high	High	High	Moderate	Low	Low

	UV index (midday)	Level
Jan	1	Low
Feb	2	Low
Mar	2	Moderate
Apr	5	Moderate
May	5	High
Jun	8	Very high
Jul	8	Very high
Aug	6	High
Sep	5	High
Oct	3	Moderate
Nov	1	Low
Dec	1	Low

Air quality in Zimovniki in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Zimovniki is worst in March — around 17 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 8 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)	8	10	17	10	10	9	10	8	9	8	9	8
Level	Good	Good	Moderate	Good	Good	Good	Good	Good	Good	Good	Good	Good

	PM2.5 (µg/m³)	Level
Jan	8	Good
Feb	10	Good
Mar	17	Moderate
Apr	10	Good
May	10	Good
Jun	9	Good
Jul	10	Good
Aug	8	Good
Sep	9	Good
Oct	8	Good
Nov	9	Good
Dec	8	Good

Location & terrain

Where is Zimovniki?

Zimovniki sits at 47.1°N, 42.5°E, 65 m above sea level, in Russia. The nearest listed city is Orlovskiy, 44 km away.

Topography around Zimovniki

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

Within 3 km, the terrain around Zimovniki has only modest variations in elevation — a maximum elevation change of 46 m around an average of 66 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 86 m; within 80 km, only modest variations in elevation — a maximum elevation change of 170 m.

The land around Zimovniki is covered by grassland (32%), cropland (30%) and artificial surfaces (26%) within 3 km, cropland (78%) within 16 km, and cropland (65%) and grassland (26%) within 80 km.

3 km

46 m

grassland 32%

16 km

86 m

cropland 78%

80 km

170 m

cropland 65%

treesgrasslandcroplandartificial surfaceswater

← March Zimovniki year-round climate May →Best places to visit in April

April weather nearby: Orlovskiy 44 km · Volgodonsk 47 km · Tsimlyansk 63 km · Kotel’nikovo 74 km · Proletarsk 75 km · Sal’sk 103 km · Konstantinovsk 114 km · Semikarakorsk 132 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 Zimovniki (47.1462°, 42.4704°, elevation 65 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	12	2
2	12	2
3	12	3
4	13	3
5	13	3
6	13	3
7	14	4
8	14	4
9	14	4
10	15	4
11	15	5
12	15	5
13	15	5
14	16	5
15	16	5
16	16	6
17	16	6
18	16	6
19	17	6
20	17	6
21	17	7
22	17	7
23	17	7
24	18	7
25	18	7
26	18	8
27	18	8
28	19	8
29	19	8
30	19	8

	Clearer (%)	Cloudier (%)
1	35	65
2	35	65
3	36	64
4	36	64
5	36	64
6	36	64
7	36	64
8	36	64
9	36	64
10	36	64
11	36	64
12	36	64
13	35	65
14	36	64
15	36	64
16	36	64
17	36	64
18	37	63
19	38	62
20	39	61
21	40	60
22	40	60
23	40	60
24	41	59
25	42	58
26	43	57
27	44	56
28	45	55
29	46	54
30	46	54

	Rain chance (%)	Snow chance (%)
1	28	4
2	28	3
3	27	3
4	27	3
5	27	2
6	27	2
7	26	2
8	26	1
9	26	1
10	26	1
11	26	1
12	27	1
13	27	1
14	27	1
15	27	1
16	27	0
17	27	0
18	26	0
19	26	0
20	26	0
21	25	0
22	25	0
23	24	0
24	24	0
25	23	0
26	23	0
27	22	0
28	22	0
29	22	0
30	22	0

	Dry (%)	Comfortable (%)
1	100	0
2	100	0
3	100	0
4	100	0
5	100	0
6	100	0
7	100	0
8	100	0
9	100	0
10	100	0
11	100	0
12	100	0
13	100	0
14	100	0
15	100	0
16	100	0
17	100	0
18	100	0
19	100	0
20	100	0
21	100	0
22	100	0
23	100	0
24	100	0
25	100	0
26	100	0
27	100	0
28	99	1
29	99	1
30	99	1

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

	Clearer (%)	Cloudier (%)
1	35	65
2	35	65
3	36	64
4	36	64
5	36	64
6	36	64
7	36	64
8	36	64
9	36	64
10	36	64
11	36	64
12	36	64
13	35	65
14	36	64
15	36	64
16	36	64
17	36	64
18	37	63
19	38	62
20	39	61
21	40	60
22	40	60
23	40	60
24	41	59
25	42	58
26	43	57
27	44	56
28	45	55
29	46	54
30	46	54

	Rain chance (%)	Snow chance (%)
1	28	4
2	28	3
3	27	3
4	27	3
5	27	2
6	27	2
7	26	2
8	26	1
9	26	1
10	26	1
11	26	1
12	27	1
13	27	1
14	27	1
15	27	1
16	27	0
17	27	0
18	26	0
19	26	0
20	26	0
21	25	0
22	25	0
23	24	0
24	24	0
25	23	0
26	23	0
27	22	0
28	22	0
29	22	0
30	22	0

	Dry (%)	Comfortable (%)
1	100	0
2	100	0
3	100	0
4	100	0
5	100	0
6	100	0
7	100	0
8	100	0
9	100	0
10	100	0
11	100	0
12	100	0
13	100	0
14	100	0
15	100	0
16	100	0
17	100	0
18	100	0
19	100	0
20	100	0
21	100	0
22	100	0
23	100	0
24	100	0
25	100	0
26	100	0
27	100	0
28	99	1
29	99	1
30	99	1

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

	Clearer (%)	Cloudier (%)
1	35	65
2	35	65
3	36	64
4	36	64
5	36	64
6	36	64
7	36	64
8	36	64
9	36	64
10	36	64
11	36	64
12	36	64
13	35	65
14	36	64
15	36	64
16	36	64
17	36	64
18	37	63
19	38	62
20	39	61
21	40	60
22	40	60
23	40	60
24	41	59
25	42	58
26	43	57
27	44	56
28	45	55
29	46	54
30	46	54

	Rain chance (%)	Snow chance (%)
1	28	4
2	28	3
3	27	3
4	27	3
5	27	2
6	27	2
7	26	2
8	26	1
9	26	1
10	26	1
11	26	1
12	27	1
13	27	1
14	27	1
15	27	1
16	27	0
17	27	0
18	26	0
19	26	0
20	26	0
21	25	0
22	25	0
23	24	0
24	24	0
25	23	0
26	23	0
27	22	0
28	22	0
29	22	0
30	22	0

	Dry (%)	Comfortable (%)
1	100	0
2	100	0
3	100	0
4	100	0
5	100	0
6	100	0
7	100	0
8	100	0
9	100	0
10	100	0
11	100	0
12	100	0
13	100	0
14	100	0
15	100	0
16	100	0
17	100	0
18	100	0
19	100	0
20	100	0
21	100	0
22	100	0
23	100	0
24	100	0
25	100	0
26	100	0
27	100	0
28	99	1
29	99	1
30	99	1