1951 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	125.9	128.6	131.2	134.0	136.5	138.7	137.5	141.4	144.2	146.0	148.1	150.2	152.1	146.9	152.2	154.4	156.9	159.3	161.4	162.9	158.8	161.5	164.5	166.6	167.8	169.2	166.9	150.9	154.3	158.2	-9999.0
34	Hudson Bay	141.8	143.7	145.6	146.7	149.7	152.5	144.4	151.3	153.2	154.8	156.8	157.8	157.2	152.0	168.8	170.4	172.3	174.9	176.7	180.2	177.8	175.3	177.3	179.9	180.5	179.9	163.2	119.6	109.8	110.3	-9999.0
36	Hudson Strait	144.1	145.8	148.7	149.4	150.5	156.4	159.2	160.2	163.9	164.9	165.9	167.3	166.5	160.9	171.1	173.4	174.4	177.3	181.4	185.2	188.0	190.4	186.2	190.9	198.7	197.9	199.3	201.9	206.6	210.1	-9999.0
98	Bering Strait	121.1	123.8	126.4	129.6	132.2	133.6	136.2	139.0	140.9	142.4	145.6	148.8	151.3	149.4	151.2	153.4	155.2	158.6	161.5	163.3	161.5	166.3	172.5	174.6	176.4	177.8	180.3	173.9	180.2	187.2	-9999.0
128	Arctic subocean	82.7	87.2	91.1	95.5	100.7	106.1	111.6	115.9	120.3	123.6	127.0	130.2	136.2	141.6	147.2	151.2	156.2	159.9	165.7	173.2	180.3	187.4	191.5	195.1	199.1	198.7	204.2	208.3	210.7	216.9	-9999.0
130	Chukchi Sea	121.5	123.6	125.9	129.1	132.8	135.2	137.0	140.0	143.8	146.0	149.4	152.5	155.7	156.5	155.8	156.3	159.7	162.7	166.5	168.4	170.4	177.5	180.8	184.5	190.1	193.3	193.3	191.4	193.1	197.7	-9999.0
132	Beaufort Sea	125.4	126.4	128.5	133.3	135.3	136.3	130.2	140.9	144.7	146.3	148.0	150.7	156.0	157.4	157.3	159.5	162.6	164.0	165.1	167.3	169.4	171.4	174.5	176.4	177.1	177.6	169.1	121.7	137.0	141.1	-9999.0
134	Arctic Archipelago	110.3	114.0	115.6	118.6	122.0	124.5	128.1	132.0	135.2	138.9	141.6	143.9	147.1	149.9	152.9	154.1	157.5	161.3	163.1	164.1	169.6	174.5	177.2	179.6	180.7	183.4	184.3	182.9	186.6	189.2	-9999.0
136	Foxe Basin	120.3	124.4	128.9	129.1	129.1	131.8	137.0	141.5	143.5	143.6	147.5	151.7	154.2	156.4	159.3	164.6	167.4	169.1	170.2	173.6	173.3	176.6	180.6	180.3	186.1	191.1	193.2	197.1	199.3	201.2	-9999.0
138	Baffin Bay	102.6	106.4	109.7	113.7	116.4	119.0	121.1	124.0	130.1	133.6	137.5	141.4	147.2	151.9	154.9	158.9	162.6	166.6	172.3	177.1	179.4	182.8	187.2	190.3	188.0	192.9	199.0	203.2	207.5	213.0	-9999.0
139	South Greenland	113.5	116.6	119.6	122.3	124.6	124.1	126.6	130.2	132.6	136.7	139.5	140.4	145.8	150.2	151.9	154.7	157.0	159.1	159.6	160.3	158.9	160.4	164.1	164.5	164.0	166.5	168.2	173.4	177.2	174.8	-9999.0
140	Greenland Sea	99.0	103.0	108.2	110.2	115.4	120.2	124.3	125.9	130.2	135.3	138.2	140.7	146.0	151.1	153.4	155.4	160.3	164.2	168.9	172.9	177.3	181.9	187.1	190.2	192.6	193.1	196.6	199.2	202.7	209.9	-9999.0
142	Norwegian Sea	74.3	75.0	76.0	77.6	78.7	80.3	81.2	81.6	83.3	85.1	87.8	88.4	88.8	83.1	92.0	92.9	94.1	96.0	97.8	99.2	99.1	99.9	99.7	100.0	102.4	104.6	104.4	94.8	97.6	97.7	-9999.0
144	Barents Sea	111.4	113.6	115.9	118.7	120.8	123.6	113.4	127.4	129.8	129.5	131.1	134.7	138.1	127.4	136.0	136.9	138.7	140.4	144.1	140.4	102.0	121.5	122.0	123.8	124.6	126.5	126.8	106.0	115.3	123.0	-9999.0
146	Kara Sea	135.4	138.1	141.2	144.5	146.7	148.0	146.9	147.3	150.1	152.1	154.2	155.7	156.6	139.4	144.2	146.3	148.2	149.8	151.5	151.8	142.5	144.1	147.6	149.1	149.9	150.8	149.6	130.4	134.9	140.0	-9999.0
148	Laptev Sea	126.0	129.2	132.1	134.7	138.1	141.3	143.3	144.9	147.4	148.3	148.8	151.8	152.8	153.7	156.5	159.0	162.6	165.3	167.2	169.3	171.0	172.8	174.7	176.7	178.8	180.8	182.6	183.5	184.4	187.5	-9999.0
150	East Siberian Sea	121.5	123.6	124.7	126.3	128.7	132.0	136.2	139.4	140.0	141.1	144.7	145.9	148.2	151.2	152.2	154.9	157.2	159.4	161.9	164.3	165.5	166.4	169.3	172.4	175.1	177.7	180.9	185.3	188.5	190.6	-9999.0
152	Gulf of Alaska	104.7	107.3	109.8	111.3	112.4	113.8	116.2	118.0	119.9	121.4	123.5	126.2	125.7	124.5	127.3	127.9	129.0	133.0	136.1	137.1	134.5	136.1	141.6	143.2	143.5	145.6	146.4	138.5	145.0	152.9	-9999.0
154	Southeast Bering Sea	121.1	128.7	131.1	133.4	134.7	135.5	133.7	138.9	147.8	151.8	158.1	159.9	152.8	133.6	138.7	151.8	156.4	159.9	161.6	157.2	139.9	152.2	168.9	170.0	171.6	175.3	169.0	128.7	164.5	184.1	-9999.0