1980 04 - daily  - mean of NCEP mean Daily Clear Sky Downward Solar Flux at surface, W/m^2.
BasinID	Name	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
0	Pan Arctic	122.8	119.5	116.5	113.3	110.3	107.4	104.6	101.6	98.7	96.0	93.4	90.9	88.0	85.4	82.6	80.3	78.1	75.7	73.4	71.2	69.2	67.5	65.4	63.1	61.0	59.0	57.1	55.4	53.9	52.3	-9999.0
34	Hudson Bay	167.9	163.8	161.1	157.6	154.1	152.2	149.4	146.0	142.6	139.3	136.0	132.8	130.0	126.9	124.4	123.0	120.1	116.4	113.7	112.0	110.4	108.5	106.3	103.3	100.4	97.7	95.1	92.8	91.1	89.6	-9999.0
36	Hudson Strait	147.4	144.7	140.6	136.9	135.0	131.6	128.8	126.9	123.4	120.6	116.5	115.2	111.5	111.2	107.1	104.0	102.3	98.7	93.6	92.0	90.9	91.2	87.0	83.6	81.2	78.1	75.3	74.0	71.3	68.6	-9999.0
98	Bering Strait	110.6	106.4	102.7	99.4	96.3	93.4	90.5	87.5	85.0	81.9	79.3	77.3	74.8	71.5	68.9	66.4	64.1	61.8	59.6	57.3	55.2	53.2	51.1	48.8	46.3	44.6	43.3	41.5	39.6	37.7	-9999.0
128	Arctic subocean	17.9	16.0	14.4	12.6	10.6	8.9	7.3	6.1	5.1	4.4	3.8	3.3	2.7	2.2	1.9	1.5	1.3	1.1	0.9	0.7	0.6	0.5	0.4	0.3	0.2	0.2	0.2	0.1	0.1	0.1	-9999.0
130	Chukchi Sea	93.5	89.5	85.2	82.2	79.6	77.5	74.8	71.3	68.3	65.5	62.6	59.9	57.6	55.2	52.6	50.0	47.6	45.7	43.8	42.0	40.1	37.9	35.5	33.4	31.3	29.8	28.5	26.9	24.9	23.6	-9999.0
132	Beaufort Sea	123.8	121.9	117.3	113.1	110.4	107.4	104.1	100.6	97.7	95.1	92.5	90.0	87.4	85.0	82.3	79.5	77.0	75.0	73.1	70.7	67.9	65.9	64.1	61.6	59.3	57.5	55.4	53.9	52.6	51.0	-9999.0
134	Arctic Archipelago	75.0	72.4	70.3	68.0	64.0	59.9	56.6	53.7	50.7	48.1	45.9	43.9	41.8	39.5	38.0	36.3	33.6	31.8	30.3	28.7	26.6	24.4	23.0	21.7	20.4	19.3	18.0	16.2	15.1	14.2	-9999.0
136	Foxe Basin	92.4	90.1	85.7	81.4	78.5	76.9	74.9	72.5	68.6	65.3	63.8	61.3	60.6	58.1	55.0	52.7	49.7	47.8	45.4	44.3	42.2	38.7	36.7	34.5	31.3	29.5	28.2	27.3	24.2	22.3	-9999.0
138	Baffin Bay	41.7	39.1	37.0	34.5	32.0	29.8	28.5	26.1	24.0	21.3	19.3	17.7	16.5	15.0	13.4	12.5	11.1	9.9	8.9	7.8	7.1	6.1	5.5	4.8	4.1	3.6	3.2	2.9	2.4	2.1	-9999.0
139	South Greenland	93.5	90.0	87.6	85.3	82.7	79.5	76.7	75.9	73.6	70.5	66.9	63.8	61.2	58.5	55.5	54.1	53.0	50.5	48.0	45.3	42.9	40.4	38.6	37.0	34.8	32.7	31.4	29.7	28.6	26.7	-9999.0
140	Greenland Sea	38.3	35.9	33.3	31.6	29.4	26.5	24.4	22.1	19.9	17.6	16.1	14.6	13.2	12.0	10.8	9.3	7.9	6.9	6.1	5.3	4.5	3.8	3.3	2.8	2.4	2.0	1.8	1.5	1.3	1.1	-9999.0
142	Norwegian Sea	106.6	104.0	101.3	98.1	94.9	91.7	88.8	85.7	83.0	80.4	77.5	74.5	71.8	69.3	67.0	64.7	61.4	58.7	56.7	53.7	51.9	49.9	47.9	45.4	43.7	42.1	40.4	38.6	37.1	35.4	-9999.0
144	Barents Sea	106.8	103.5	101.0	97.8	94.1	90.7	88.0	85.2	82.7	80.2	77.5	74.5	71.5	68.9	65.9	63.6	61.5	59.6	58.0	55.7	53.3	50.9	48.6	46.4	44.8	42.9	41.3	39.6	37.8	36.3	-9999.0
146	Kara Sea	145.3	141.8	138.8	136.0	132.7	129.7	127.1	123.6	120.4	118.0	115.9	113.8	110.1	106.9	103.4	100.5	98.7	96.5	93.8	90.8	88.9	88.3	85.4	83.0	80.5	78.8	76.5	74.7	73.5	71.9	-9999.0
148	Laptev Sea	117.3	114.3	111.2	108.2	106.0	102.7	99.6	96.8	94.4	92.2	89.3	85.7	82.8	81.0	78.6	76.1	73.1	70.6	68.2	66.6	63.7	61.5	59.8	57.7	55.7	53.0	51.2	49.2	47.1	45.4	-9999.0
150	East Siberian Sea	103.0	99.0	95.8	92.1	88.5	85.7	82.5	78.1	75.1	72.4	70.1	67.3	64.6	62.1	59.9	57.1	54.8	52.1	50.1	47.7	46.6	43.9	41.9	39.7	38.3	37.0	34.9	33.0	31.4	29.5	-9999.0
152	Gulf of Alaska	133.4	129.1	126.2	122.7	120.0	116.8	113.8	111.7	109.3	106.1	103.5	101.2	98.5	95.2	92.5	89.8	87.6	85.5	83.7	80.4	78.6	76.9	74.3	70.3	68.3	66.7	65.4	64.1	61.8	58.5	-9999.0
154	Southeast Bering Sea	130.8	127.1	124.6	120.9	119.0	117.1	115.1	112.7	109.4	106.1	103.1	100.9	98.2	95.5	92.1	89.1	87.0	84.9	82.6	80.5	78.2	76.3	72.0	69.7	67.7	65.6	64.3	62.1	59.5	57.5	-9999.0