1972 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	123.6	120.1	117.1	114.4	111.6	108.5	105.6	102.8	100.0	97.3	94.5	91.9	89.1	86.4	83.9	81.5	79.1	76.7	74.5	72.3	69.9	67.8	65.9	63.8	62.0	60.1	58.1	56.1	54.4	52.9	-9999.0
34	Hudson Bay	166.4	163.0	161.3	158.2	156.1	152.7	149.8	145.9	142.5	140.4	138.4	136.2	131.5	127.5	124.5	121.8	119.3	117.1	115.8	113.7	110.2	108.5	106.4	104.1	102.3	100.3	97.6	94.8	92.2	90.1	-9999.0
36	Hudson Strait	146.3	143.9	138.8	137.7	135.0	130.7	129.0	125.5	124.5	118.5	117.0	115.2	112.9	110.3	106.9	105.2	99.1	97.0	94.5	92.9	90.3	89.6	86.3	84.1	82.1	80.2	77.7	75.5	72.1	70.4	-9999.0
98	Bering Strait	111.5	107.3	103.5	100.8	98.3	95.0	92.1	89.7	87.4	84.5	81.1	78.4	75.6	72.7	70.3	68.0	65.1	62.6	60.6	58.0	56.0	53.8	51.7	49.4	47.2	45.5	43.7	41.9	40.0	38.1	-9999.0
128	Arctic subocean	18.3	16.4	14.7	12.7	10.9	9.3	7.8	6.3	5.3	4.7	4.2	3.7	3.1	2.4	2.0	1.6	1.3	1.2	0.9	0.8	0.7	0.5	0.4	0.3	0.2	0.2	0.2	0.1	0.1	0.1	-9999.0
130	Chukchi Sea	94.0	88.9	83.8	81.2	78.8	77.2	75.3	73.1	70.4	67.5	63.8	60.6	58.0	55.5	53.2	52.5	47.9	45.2	43.3	40.8	38.7	37.2	35.4	33.6	32.1	30.6	28.9	26.6	25.4	24.2	-9999.0
132	Beaufort Sea	125.6	122.8	119.6	116.3	112.8	110.4	107.4	104.6	102.0	99.2	96.1	92.4	88.8	86.2	83.8	81.6	79.9	77.5	74.4	71.7	69.4	67.1	65.3	63.1	60.9	58.7	56.3	54.4	53.1	51.8	-9999.0
134	Arctic Archipelago	74.5	72.0	69.2	66.7	64.2	60.6	58.0	56.0	53.5	50.9	48.3	46.4	43.9	41.7	38.8	36.3	34.3	32.9	30.7	28.5	27.4	26.0	24.1	22.3	21.0	19.3	17.8	16.7	15.8	14.7	-9999.0
136	Foxe Basin	91.0	88.0	84.3	81.4	78.6	76.5	73.7	69.7	67.6	65.2	62.8	60.6	58.2	56.6	54.5	51.5	48.8	46.8	44.6	42.7	40.0	38.4	36.2	34.6	32.6	30.3	28.9	26.7	24.7	23.4	-9999.0
138	Baffin Bay	42.3	39.7	37.5	35.0	31.7	28.9	27.1	24.9	23.0	21.0	19.1	17.4	15.7	14.3	13.0	12.0	10.9	10.0	8.8	7.9	7.1	6.1	5.5	4.8	4.2	3.7	3.3	2.9	2.4	2.1	-9999.0
139	South Greenland	93.9	90.0	86.9	86.5	84.0	79.7	75.2	72.3	69.6	67.2	64.1	61.9	59.6	57.3	55.0	53.1	51.6	50.3	48.0	45.3	43.2	40.3	37.9	36.2	34.4	32.7	31.5	30.3	28.5	26.3	-9999.0
140	Greenland Sea	39.3	37.1	34.0	31.8	29.5	26.6	24.2	22.1	19.8	17.9	16.2	14.6	13.2	11.6	10.2	9.2	8.4	7.5	6.4	5.6	4.8	4.1	3.5	3.0	2.5	2.1	1.7	1.5	1.3	1.0	-9999.0
142	Norwegian Sea	108.0	103.9	99.9	97.3	94.8	91.6	88.0	87.0	83.5	80.2	76.6	73.6	71.2	68.8	66.6	64.5	62.1	60.0	58.0	55.4	51.9	50.6	48.1	45.6	42.7	41.4	39.9	38.5	37.0	35.2	-9999.0
144	Barents Sea	107.9	103.5	101.8	97.7	94.4	90.8	89.3	85.7	83.2	81.0	78.6	75.5	71.3	68.2	66.3	64.5	62.7	60.4	57.9	55.9	54.3	52.0	49.7	47.5	45.1	42.0	40.5	39.0	36.9	35.6	-9999.0
146	Kara Sea	147.0	143.1	139.5	136.8	134.4	131.0	127.9	125.9	123.0	120.0	116.3	113.8	111.7	109.1	106.1	103.4	100.4	97.1	94.5	93.2	90.8	88.4	86.7	84.4	82.4	80.2	77.6	75.6	74.3	72.8	-9999.0
148	Laptev Sea	119.9	116.3	113.9	110.7	107.2	104.6	101.1	97.4	94.4	91.8	89.5	86.7	84.5	82.0	79.3	76.5	74.5	72.3	70.1	66.5	63.2	61.1	58.8	57.2	55.9	54.1	52.4	50.1	48.0	46.2	-9999.0
150	East Siberian Sea	99.4	95.8	93.0	90.7	88.7	86.1	83.8	82.6	79.2	75.7	72.1	68.1	65.7	64.0	62.8	60.3	58.1	55.7	53.0	51.0	48.0	45.7	43.9	41.3	38.9	37.2	35.0	33.1	31.5	29.9	-9999.0
152	Gulf of Alaska	137.6	133.8	129.8	126.3	122.3	118.0	116.0	114.1	111.6	108.9	106.1	103.4	101.0	97.6	94.4	91.2	89.1	86.6	84.4	82.0	79.2	76.4	73.8	71.0	69.7	68.5	66.7	65.0	61.9	58.8	-9999.0
154	Southeast Bering Sea	137.5	131.8	128.4	124.2	120.1	118.7	116.6	113.3	110.5	107.8	104.9	100.9	97.9	95.4	91.8	89.3	87.9	84.9	81.3	78.0	76.1	74.7	72.7	70.5	69.0	67.9	65.7	62.5	60.1	57.6	-9999.0