1971 09 - 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	93.2	96.0	98.7	101.4	104.5	107.2	109.9	112.7	115.7	119.4	122.6	126.0	128.9	131.8	134.5	138.1	141.8	145.3	149.4	152.6	155.9	159.1	162.4	165.5	169.0	172.9	176.8	181.0	184.9	188.5	-9999.0
34	Hudson Bay	135.9	139.5	142.0	144.2	147.2	149.9	152.5	156.2	158.4	162.2	165.5	168.0	171.4	175.1	177.1	180.7	184.4	187.6	191.5	194.0	198.0	199.6	202.8	205.9	210.5	215.3	219.2	222.9	226.5	228.5	-9999.0
36	Hudson Strait	116.8	116.2	122.7	126.1	130.9	131.9	133.4	135.8	136.9	141.2	145.1	148.7	148.6	153.0	158.6	162.5	163.9	170.3	172.1	173.4	179.2	180.4	183.8	185.6	190.1	195.4	198.9	201.9	206.7	212.2	-9999.0
98	Bering Strait	80.7	83.5	87.3	90.5	93.2	98.0	99.0	100.9	104.4	105.9	108.8	112.4	117.0	120.0	124.4	130.3	134.3	138.6	141.5	144.3	144.6	152.1	155.6	158.2	160.6	162.1	165.1	171.7	177.8	178.9	-9999.0
128	Arctic subocean	4.3	5.0	5.8	6.5	8.0	9.3	11.1	12.9	15.0	17.0	19.3	21.7	24.2	26.6	30.0	32.2	34.4	37.8	41.6	44.8	48.1	51.6	55.7	59.9	65.0	68.7	72.5	77.8	81.5	86.5	-9999.0
130	Chukchi Sea	63.6	66.8	72.0	72.9	79.4	81.8	80.5	84.0	86.9	88.1	91.9	96.5	100.3	102.2	108.3	114.4	120.1	122.1	125.5	126.8	130.6	138.5	141.0	144.5	142.4	144.6	146.5	156.8	163.0	171.1	-9999.0
132	Beaufort Sea	96.1	95.6	97.9	101.5	106.1	109.6	113.5	114.1	117.1	121.5	124.1	127.3	129.3	132.6	136.0	140.4	144.9	148.2	152.9	156.8	157.8	159.5	166.0	169.0	173.4	177.7	180.3	183.2	186.9	188.6	-9999.0
134	Arctic Archipelago	49.1	52.8	55.4	54.9	57.3	61.0	64.9	68.3	70.5	74.0	77.2	79.6	82.0	86.3	89.9	93.6	96.2	99.8	102.3	105.2	109.4	112.9	115.5	117.8	122.2	128.3	133.6	138.5	141.7	148.7	-9999.0
136	Foxe Basin	63.6	64.6	71.6	75.3	74.1	75.5	77.9	82.1	86.2	88.6	92.3	96.4	96.6	101.7	104.1	108.6	114.8	114.8	116.0	119.7	125.6	126.6	130.3	134.2	138.6	141.7	148.4	153.4	160.0	166.3	-9999.0
138	Baffin Bay	19.9	21.2	22.7	25.7	28.3	30.0	32.6	34.9	37.3	41.7	44.6	47.5	49.7	51.5	54.5	56.5	59.3	63.3	67.6	69.9	74.5	77.4	81.7	85.8	90.5	95.4	101.8	104.3	108.5	113.1	-9999.0
139	South Greenland	66.4	70.9	70.9	73.1	77.2	82.8	84.3	88.7	88.7	93.4	96.0	101.6	104.7	105.0	104.5	107.4	112.1	116.6	121.9	126.7	129.5	134.0	138.6	142.8	145.2	146.7	149.2	156.1	160.3	166.4	-9999.0
140	Greenland Sea	16.6	18.1	19.8	21.6	24.7	27.3	29.3	32.4	33.6	37.3	40.7	44.1	47.3	50.0	51.8	52.9	55.9	60.2	64.4	67.8	71.9	76.9	81.0	85.7	88.0	92.2	95.3	98.0	102.1	106.9	-9999.0
142	Norwegian Sea	80.1	83.0	83.5	86.2	90.8	91.7	93.3	100.4	102.1	109.9	109.9	116.2	118.8	125.2	125.5	128.9	133.4	140.2	139.2	139.9	141.1	141.7	144.3	148.8	155.2	160.5	166.8	167.7	170.7	172.6	-9999.0
144	Barents Sea	76.5	79.1	81.5	85.7	87.0	88.9	93.6	98.0	100.3	102.6	109.4	112.7	112.2	116.2	118.9	122.5	126.8	131.0	136.2	142.1	145.2	148.3	150.7	149.6	151.5	156.9	163.0	167.8	173.5	176.4	-9999.0
146	Kara Sea	113.5	116.9	119.6	123.2	126.4	128.4	129.9	132.9	137.1	140.6	143.5	147.3	150.8	152.0	154.2	159.2	162.6	164.6	169.0	173.1	177.5	180.0	181.1	183.5	186.6	190.6	195.5	201.6	206.6	210.3	-9999.0
148	Laptev Sea	87.3	91.4	94.5	95.6	98.6	101.8	105.7	108.2	111.5	116.5	119.0	122.0	125.1	129.5	132.3	132.6	136.8	142.4	146.5	147.4	149.5	153.8	158.3	163.9	168.5	171.3	173.0	174.0	176.2	180.4	-9999.0
150	East Siberian Sea	73.7	75.5	78.1	82.1	82.9	84.9	89.2	91.0	94.2	98.0	102.2	106.0	108.2	112.8	117.1	120.3	122.7	125.5	130.2	134.7	139.0	142.6	147.2	150.3	153.0	156.6	161.0	163.0	162.2	164.8	-9999.0
152	Gulf of Alaska	101.6	103.9	110.0	114.0	115.1	120.0	120.9	124.0	128.4	128.6	131.4	133.6	141.4	142.8	146.0	151.0	155.4	161.7	164.4	164.4	163.7	172.7	174.2	181.7	182.4	184.1	188.1	191.4	197.0	196.8	-9999.0
154	Southeast Bering Sea	100.7	103.2	109.9	111.2	117.1	119.2	121.1	124.3	124.8	127.6	130.4	134.0	141.3	143.4	144.5	150.9	155.1	159.9	160.4	160.9	164.5	172.5	175.2	179.1	178.6	181.7	184.6	192.5	194.5	200.6	-9999.0