1966 04 - daily  - mean of NCEP mean Daily Clear Sky Upward 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	126.4	126.5	130.5	132.5	135.0	137.6	140.2	142.5	143.4	144.2	146.0	148.4	150.6	152.5	154.3	152.9	150.5	152.7	154.8	156.6	159.0	160.1	157.6	157.6	159.7	161.8	163.9	165.6	168.3	165.5	-9999.0
34	Hudson Bay	131.2	125.2	132.1	134.0	135.6	137.9	140.3	143.2	141.1	145.7	146.0	146.6	148.3	150.5	149.4	134.6	134.1	136.0	136.5	133.7	137.8	135.5	121.4	110.9	114.0	117.1	121.0	122.9	132.5	130.0	-9999.0
36	Hudson Strait	144.7	145.8	148.3	148.3	150.3	153.6	156.8	159.5	161.8	164.2	168.0	170.5	171.6	173.4	176.6	177.7	180.0	181.7	183.0	182.8	184.0	184.6	184.7	191.2	190.7	201.1	205.4	207.1	206.4	209.1	-9999.0
98	Bering Strait	123.3	125.0	126.2	128.1	131.8	133.7	135.0	137.9	141.4	144.0	145.7	149.0	152.7	155.4	157.3	159.1	159.6	160.3	163.7	169.1	171.5	173.8	176.4	178.5	181.5	182.1	181.6	182.5	184.1	181.1	-9999.0
128	Arctic subocean	85.8	90.1	93.8	98.3	103.4	108.8	112.2	116.9	122.1	125.1	129.2	136.0	140.8	144.1	150.2	155.8	163.2	168.9	174.6	179.3	183.4	186.8	191.4	197.1	203.5	208.3	213.1	216.5	220.8	224.7	-9999.0
130	Chukchi Sea	123.6	126.7	127.4	129.0	132.5	135.2	137.2	138.2	139.8	143.5	148.7	154.6	158.9	162.6	164.2	165.3	168.5	170.7	174.1	178.3	181.0	183.4	186.2	189.9	192.6	193.0	190.3	190.3	192.7	193.5	-9999.0
132	Beaufort Sea	125.0	121.2	129.8	131.4	133.6	136.9	140.1	143.4	150.9	154.7	156.3	158.9	161.3	163.0	164.4	165.7	169.1	170.6	171.8	173.8	175.7	169.7	153.4	157.7	159.1	161.9	163.9	164.7	166.1	166.8	-9999.0
134	Arctic Archipelago	109.3	111.7	114.8	118.3	122.1	126.5	130.9	133.3	136.1	139.5	143.0	145.9	149.2	151.1	153.9	157.6	160.9	164.2	166.5	169.8	172.3	176.8	181.8	184.8	186.7	189.2	191.2	194.1	197.6	199.6	-9999.0
136	Foxe Basin	119.0	121.6	125.2	127.9	130.4	135.3	141.2	145.1	147.6	149.3	150.7	153.3	156.0	159.0	158.9	162.6	167.3	170.8	170.4	173.2	177.7	182.3	184.7	190.3	193.8	197.4	198.7	200.3	202.7	205.1	-9999.0
138	Baffin Bay	103.3	107.4	111.1	113.8	116.4	119.1	123.1	127.4	133.1	136.7	141.3	145.6	147.6	149.9	157.5	161.4	163.3	168.0	173.1	176.4	177.8	180.8	187.5	195.0	199.3	201.9	206.3	210.7	213.4	216.6	-9999.0
139	South Greenland	108.3	112.6	116.6	118.3	119.8	121.0	123.8	126.2	129.4	132.2	134.5	134.0	133.5	137.9	141.8	146.0	147.4	149.6	153.9	156.3	155.8	157.4	158.9	160.9	164.1	166.9	169.2	170.9	172.4	175.0	-9999.0
140	Greenland Sea	102.2	105.5	108.9	112.0	115.2	121.1	122.8	125.8	132.5	136.1	139.3	144.9	146.4	148.6	154.3	162.0	166.6	170.3	176.0	181.3	184.7	183.0	187.1	191.2	197.0	198.7	203.4	207.8	212.1	216.9	-9999.0
142	Norwegian Sea	74.1	75.1	75.8	76.6	77.6	79.0	80.7	82.7	83.9	85.8	88.8	89.8	90.8	91.3	93.3	94.6	94.7	95.9	97.1	98.7	99.2	100.1	100.0	101.9	103.1	103.3	104.4	104.7	102.0	58.7	-9999.0
144	Barents Sea	112.2	98.0	116.9	118.6	121.5	122.8	125.0	125.8	109.6	131.1	132.8	137.9	140.5	142.4	145.2	145.3	148.5	150.9	150.8	150.5	152.4	154.5	149.5	132.7	134.7	135.8	136.9	139.1	142.8	139.4	-9999.0
146	Kara Sea	141.1	143.0	144.1	146.3	149.0	151.8	154.6	156.5	156.5	146.2	147.9	150.1	152.4	153.1	154.2	151.4	137.2	138.9	140.5	143.0	145.7	148.3	147.8	148.6	149.7	150.9	152.5	153.4	154.0	144.2	-9999.0
148	Laptev Sea	128.9	132.9	134.4	136.2	138.7	140.6	142.2	144.5	147.1	149.8	152.1	154.2	156.8	158.4	159.6	160.8	162.5	165.7	168.6	170.7	172.8	175.3	175.9	180.1	182.5	185.0	187.2	189.5	192.4	194.2	-9999.0
150	East Siberian Sea	121.9	124.2	126.5	128.5	130.2	132.7	134.9	136.2	139.7	142.6	142.9	144.6	147.0	150.5	155.6	159.9	162.6	165.2	167.2	168.3	170.6	172.9	176.3	178.5	180.2	182.8	184.6	185.9	187.1	189.5	-9999.0
152	Gulf of Alaska	108.2	108.0	108.5	111.2	114.4	115.9	116.8	119.0	120.8	123.9	124.3	127.0	130.3	131.1	132.4	131.6	131.5	131.9	135.5	138.9	141.3	144.0	146.8	147.6	150.0	149.7	148.8	150.3	150.9	149.9	-9999.0
154	Southeast Bering Sea	116.6	115.9	116.7	120.9	122.4	121.6	123.7	125.2	121.0	130.5	134.0	137.3	138.7	139.7	142.6	138.7	138.9	140.7	146.3	151.8	155.0	157.5	159.2	158.1	157.8	156.1	157.9	160.3	151.8	121.5	-9999.0