Dubovka weather in April

In April, Dubovka sees average daytime highs of 15°C and overnight lows near 5°C, with 30 mm of precipitation across 6.6 wet days and about 13.4 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 10°C in the first days to 18°C by the end. The sky is clear or mostly clear about 28% 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 18 min by month's end. Set against the rest of the year, April is Dubovka's 6th-clearest and 5th-windiest month. For the whole year in context, see Dubovka's year-round climate.

Daytime high: 15°; 6th warmest
Overnight low: 5°; 6th coldest
Precipitation: 30 mm; 6.6 wet days
Daylight: 13 h 30 min; 5:17 AM – 6:45 PM
Cloud cover: 62%; 6th clearest
Wind: 15 km/h; 5th windiest
Solar energy: 4.67 kWh/m²
Travel score: 4.7; out of 10

Dubovka is human settlement in Volgograd Oblast, Russia.

Density: 761/km²; people per km²
Founded: 1734

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

← March Dubovka 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 10°C in the first days to 18°C by the end.

A typical April day in Dubovka reaches about 15°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 8°C and 21°C. Set against its neighbours, April runs about 11°C warmer than March and about 8°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)	10	10	11	11	11	12	12	13	13	13	14	14	14	15	15	15	15	16	16	16	16	17	17	17	18	18	18	18	19	19
Avg low (°C)	1	1	1	2	2	2	3	3	3	3	4	4	4	5	5	5	5	5	6	6	6	6	6	7	7	7	7	8	8	8

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

How April really feels in Dubovka

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 10 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.

Dubovka weather by month

How April compares with the rest of the year at a glance. April is the 6th-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° / -9°	31	7.8	7.4	8.5	0.0
Feb	-3° / -9°	26	6.5	5.5	9.8	0.0
Mar	4° / -3°	30	7.4	4.1	11.6	0.4
Apr	15° / 5°	30	6.6	0.4	13.4	4.7
May	22° / 12°	39	7.4	0	15	7.1
Jun	27° / 17°	32	6.4	0	15.9	6.8
Jul	30° / 19°	27	5.5	0	15.6	5.7
Aug	29° / 17°	21	4.2	0	14.2	6.5
Sep	22° / 11°	32	5.5	0	12.4	7.4
Oct	13° / 5°	32	6.5	0.3	10.5	4.1
Nov	4° / -2°	25	6.2	2.4	8.9	0.3
Dec	-2° / -7°	33	7.9	6.1	8.1	0.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 15% of April, with mostly cloudy or overcast conditions the remaining 57%. 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 (%)	38	38	38	38	39	40	41	40	41	40	41	42	42	42	42	42	43	43	44	44	45	45	47	46	46	47	48	48	49	49
Cloudier (%)	62	62	62	62	61	60	59	60	59	60	59	58	58	58	58	58	57	57	56	56	55	55	53	54	54	53	52	52	51	51

	Clearer (%)	Cloudier (%)
1	38	62
2	38	62
3	38	62
4	38	62
5	39	61
6	40	60
7	41	59
8	40	60
9	41	59
10	40	60
11	41	59
12	42	58
13	42	58
14	42	58
15	42	58
16	42	58
17	43	57
18	43	57
19	44	56
20	44	56
21	45	55
22	45	55
23	47	53
24	46	54
25	46	54
26	47	53
27	48	52
28	48	52
29	49	51
30	49	51

Chance of precipitation in April

Any precipitationSnow

Dubovka gets around 30 mm of rain and snow over 6.6 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 22% and peaks near 24% 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 (%)	24	24	23	23	22	22	22	22	22	22	22	22	22	23	23	23	23	23	23	23	23	22	22	22	21	21	21	20	20	20
Snow chance (%)	7	6	6	5	4	4	3	3	2	2	2	2	1	1	1	1	1	1	1	1	1	1	1	0	0	0	0	0	0	0

	Rain chance (%)	Snow chance (%)
1	24	7
2	24	6
3	23	6
4	23	5
5	22	4
6	22	4
7	22	3
8	22	3
9	22	2
10	22	2
11	22	2
12	22	2
13	22	1
14	23	1
15	23	1
16	23	1
17	23	1
18	23	1
19	23	1
20	23	1
21	23	1
22	22	1
23	22	1
24	22	0
25	21	0
26	21	0
27	21	0
28	20	0
29	20	0
30	20	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	100	100	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	0	0	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	100	0
29	100	0
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 15 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)	15	15	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
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	15	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	15	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 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 108 minutes over April. Sunrise moves from 5:49 AM to 4:50 AM, and sunset from 6:22 PM to 7:06 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	12.7	12.7	12.8	12.8	12.9	13.0	13.0	13.1	13.2	13.2	13.3	13.3	13.4	13.5	13.5	13.6	13.6	13.7	13.7	13.8	13.9	13.9	14.0	14.0	14.1	14.1	14.2	14.3
Sunrise (AM)	5:49	5:47	5:45	5:43	5:40	5:38	5:36	5:34	5:32	5:30	5:28	5:26	5:23	5:21	5:19	5:17	5:15	5:13	5:11	5:09	5:07	5:05	5:03	5:01	5:00	4:58	4:56	4:54	4:52	4:50
Sunset (PM)	6:22	6:23	6:25	6:26	6:28	6:29	6:31	6:32	6:34	6:35	6:37	6:38	6:40	6:41	6:43	6:45	6:46	6:48	6:49	6:51	6:52	6:54	6:55	6:57	6:58	7:00	7:01	7:03	7:04	7:06

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.5	5:49	6:22
2	12.6	5:47	6:23
3	12.7	5:45	6:25
4	12.7	5:43	6:26
5	12.8	5:40	6:28
6	12.8	5:38	6:29
7	12.9	5:36	6:31
8	13.0	5:34	6:32
9	13.0	5:32	6:34
10	13.1	5:30	6:35
11	13.2	5:28	6:37
12	13.2	5:26	6:38
13	13.3	5:23	6:40
14	13.3	5:21	6:41
15	13.4	5:19	6:43
16	13.5	5:17	6:45
17	13.5	5:15	6:46
18	13.6	5:13	6:48
19	13.6	5:11	6:49
20	13.7	5:09	6:51
21	13.7	5:07	6:52
22	13.8	5:05	6:54
23	13.9	5:03	6:55
24	13.9	5:01	6:57
25	14.0	5:00	6:58
26	14.0	4:58	7:00
27	14.1	4:56	7:01
28	14.1	4:54	7:03
29	14.2	4:52	7:04
30	14.3	4:50	7:06

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.67 kWh/m².

For context, solar energy here swings from a low near 0.75 kWh/m² to a high of 6.31 kWh/m² in June across the year — April's 4.67 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	4.1	4.1	4.2	4.2	4.3	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	5.1	5.1	5.2	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	4.1	Bright
3	4.1	Bright
4	4.2	Bright
5	4.2	Bright
6	4.3	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	5.1	Bright
25	5.1	Bright
26	5.2	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 Dubovka?

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

4.7

Sightseeing

6th-best month of the year

0.8

Beach & pool

6th-best month of the year

April is a reasonable time to visit Dubovka for sightseeing.

What to pack for Dubovka in April

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

In April, Dubovka sees daytime highs around 15°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 Dubovka in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Dubovka peaks around July 15 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 18 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	4	5	6	8	5	5	3	1	1
Level	Low	Low	Moderate	Moderate	Moderate	High	Very high	High	Moderate	Moderate	Low	Low

	UV index (midday)	Level
Jan	1	Low
Feb	2	Low
Mar	2	Moderate
Apr	4	Moderate
May	5	Moderate
Jun	6	High
Jul	8	Very high
Aug	5	High
Sep	5	Moderate
Oct	3	Moderate
Nov	1	Low
Dec	1	Low

Air quality in Dubovka 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 Dubovka is worst in March — around 20 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (June, 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)	11	13	20	14	10	8	11	10	9	11	12	10
Level	Good	Moderate	Moderate	Moderate	Good	Good	Good	Good	Good	Good	Good	Good

	PM2.5 (µg/m³)	Level
Jan	11	Good
Feb	13	Moderate
Mar	20	Moderate
Apr	14	Moderate
May	10	Good
Jun	8	Good
Jul	11	Good
Aug	10	Good
Sep	9	Good
Oct	11	Good
Nov	12	Good
Dec	10	Good

Location & terrain

Where is Dubovka?

Dubovka sits at 49.1°N, 44.8°E, 41 m above sea level, in Russia. The nearest listed city is Volzhsky, 30 km away.

Topography around Dubovka

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

Within 3 km, the terrain around Dubovka has only modest variations in elevation — a maximum elevation change of 83 m around an average of 41 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 140 m; within 80 km, significant variations in elevation — a maximum elevation change of 269 m.

The land around Dubovka is covered by water (36%) and grassland (35%) within 3 km, grassland (48%) and water (34%) within 16 km, and grassland (56%) and cropland (27%) within 80 km.

3 km

83 m

water 36%

16 km

140 m

grassland 48%

80 km

269 m

grassland 56%

treesgrasslandcroplandartificial surfaceswaterwetland

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

April weather nearby: Volzhsky 30 km · Gorodishche 38 km · Volgograd 45 km · Leninsk 48 km · Znamensk 85 km · Kalach-na-Donu 104 km · Frolovo 116 km · Nikolayevsk 117 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 Dubovka (49.0562°, 44.8291°, elevation 41 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	10	1
2	10	1
3	11	1
4	11	2
5	11	2
6	12	2
7	12	3
8	13	3
9	13	3
10	13	3
11	14	4
12	14	4
13	14	4
14	15	5
15	15	5
16	15	5
17	15	5
18	16	5
19	16	6
20	16	6
21	16	6
22	17	6
23	17	6
24	17	7
25	18	7
26	18	7
27	18	7
28	18	8
29	19	8
30	19	8

	Clearer (%)	Cloudier (%)
1	38	62
2	38	62
3	38	62
4	38	62
5	39	61
6	40	60
7	41	59
8	40	60
9	41	59
10	40	60
11	41	59
12	42	58
13	42	58
14	42	58
15	42	58
16	42	58
17	43	57
18	43	57
19	44	56
20	44	56
21	45	55
22	45	55
23	47	53
24	46	54
25	46	54
26	47	53
27	48	52
28	48	52
29	49	51
30	49	51

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

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

	Clearer (%)	Cloudier (%)
1	38	62
2	38	62
3	38	62
4	38	62
5	39	61
6	40	60
7	41	59
8	40	60
9	41	59
10	40	60
11	41	59
12	42	58
13	42	58
14	42	58
15	42	58
16	42	58
17	43	57
18	43	57
19	44	56
20	44	56
21	45	55
22	45	55
23	47	53
24	46	54
25	46	54
26	47	53
27	48	52
28	48	52
29	49	51
30	49	51

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

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

	Clearer (%)	Cloudier (%)
1	38	62
2	38	62
3	38	62
4	38	62
5	39	61
6	40	60
7	41	59
8	40	60
9	41	59
10	40	60
11	41	59
12	42	58
13	42	58
14	42	58
15	42	58
16	42	58
17	43	57
18	43	57
19	44	56
20	44	56
21	45	55
22	45	55
23	47	53
24	46	54
25	46	54
26	47	53
27	48	52
28	48	52
29	49	51
30	49	51

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