1972 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	130.1	131.9	135.5	137.6	139.5	141.4	143.7	145.5	144.2	148.5	150.9	153.4	156.0	158.6	159.7	157.3	153.5	155.0	156.6	158.5	160.7	160.3	157.7	162.8	164.6	166.4	168.4	170.0	165.3	159.5	-9999.0
34	Hudson Bay	152.4	148.1	160.3	162.9	163.5	164.0	166.0	165.0	160.6	155.9	157.8	159.2	160.7	161.6	155.3	144.6	170.0	171.9	172.7	172.7	175.2	161.8	156.8	168.2	168.2	168.8	170.1	170.6	143.1	117.8	-9999.0
36	Hudson Strait	146.8	150.4	153.3	153.2	155.4	158.3	161.6	165.0	167.0	169.8	170.3	172.8	176.1	177.2	179.6	180.7	184.9	187.7	189.5	192.8	193.4	192.9	196.9	197.8	198.5	201.3	203.2	202.3	207.4	214.3	-9999.0
98	Bering Strait	126.4	127.6	128.8	131.2	133.9	135.9	138.3	140.7	142.6	144.8	147.6	149.7	151.7	155.4	158.1	160.3	161.2	161.9	165.8	169.5	172.4	174.1	175.7	175.6	177.0	179.3	181.8	184.3	185.7	187.5	-9999.0
128	Arctic subocean	86.7	90.5	94.5	100.4	104.6	108.7	113.7	118.2	121.7	127.0	133.5	140.1	144.4	148.7	155.1	161.1	165.6	170.5	173.9	178.3	184.9	187.2	192.5	197.3	204.0	207.9	213.5	216.9	220.3	226.0	-9999.0
130	Chukchi Sea	125.3	126.7	127.5	132.0	136.3	139.4	141.7	143.4	144.2	147.3	150.7	153.9	157.3	161.2	164.3	167.2	169.3	171.1	173.5	177.6	181.8	183.1	184.5	187.6	188.6	191.0	192.5	195.3	198.0	198.6	-9999.0
132	Beaufort Sea	134.2	138.4	142.5	142.6	142.8	143.8	147.4	150.6	153.6	156.0	157.8	159.7	161.5	163.1	166.2	169.4	172.9	173.4	174.1	179.1	181.7	183.0	184.6	180.3	181.4	185.0	186.4	185.3	159.5	158.8	-9999.0
134	Arctic Archipelago	115.1	118.0	119.5	122.0	124.6	126.9	128.2	131.4	135.2	138.2	140.7	144.8	148.7	151.3	155.0	158.4	161.5	165.3	166.5	168.5	171.8	174.7	178.2	180.6	183.1	184.8	191.4	194.0	196.3	196.6	-9999.0
136	Foxe Basin	124.4	130.8	130.6	132.3	133.7	137.0	140.3	142.8	146.5	151.1	153.1	155.3	157.3	161.3	163.8	166.5	169.8	174.0	176.6	177.0	179.8	183.9	184.7	187.2	189.8	190.5	189.7	198.5	204.6	201.5	-9999.0
138	Baffin Bay	104.7	107.7	112.6	116.9	120.9	125.2	128.3	132.6	136.9	139.4	144.0	149.0	153.1	157.2	161.2	164.2	167.2	168.1	170.4	174.9	182.0	184.9	186.8	190.3	195.2	199.2	202.5	206.0	211.2	213.2	-9999.0
139	South Greenland	113.7	115.9	119.2	122.0	124.9	127.4	129.9	133.0	134.6	137.0	139.6	142.4	142.1	145.5	147.4	147.7	148.5	148.9	153.0	155.4	154.0	155.4	156.6	163.2	165.6	169.4	172.1	174.3	175.7	175.4	-9999.0
140	Greenland Sea	103.1	106.4	109.8	113.8	118.6	123.4	125.7	127.7	130.2	137.2	142.8	147.7	151.7	156.1	161.3	163.7	167.3	166.8	170.0	173.4	179.3	183.1	185.2	189.7	194.7	200.2	203.9	208.7	211.7	214.7	-9999.0
142	Norwegian Sea	77.0	77.0	77.3	78.6	79.6	80.7	82.4	83.6	84.6	86.9	87.8	88.8	90.0	91.4	92.3	87.7	95.4	97.2	98.2	98.1	100.7	101.7	100.9	105.6	103.2	106.0	108.1	109.8	109.9	95.3	-9999.0
144	Barents Sea	107.3	109.9	111.2	113.3	115.6	117.0	118.5	120.8	123.0	127.1	129.8	132.1	133.2	134.7	136.1	125.0	134.3	135.5	136.4	140.1	140.7	142.7	129.5	150.8	152.8	156.6	156.9	155.5	149.0	139.7	-9999.0
146	Kara Sea	137.8	140.5	142.6	144.3	147.0	149.1	150.8	151.8	143.1	155.7	158.3	161.6	164.5	167.6	168.5	164.1	130.5	131.9	132.8	131.9	133.2	135.5	129.9	131.3	133.6	132.5	135.1	137.8	138.3	129.0	-9999.0
148	Laptev Sea	128.6	131.4	133.8	135.9	137.1	138.6	141.2	143.8	146.3	148.2	149.1	151.5	155.1	158.1	160.3	160.0	162.2	163.5	165.2	168.4	170.4	170.4	166.2	177.3	178.4	181.6	181.8	183.7	188.4	189.3	-9999.0
150	East Siberian Sea	123.3	125.7	128.5	129.9	130.4	131.9	134.8	138.4	141.5	143.9	147.0	148.7	150.5	153.1	155.6	157.2	158.9	162.1	164.3	167.9	170.9	172.7	174.2	177.7	180.7	184.4	186.3	186.4	187.2	189.7	-9999.0
152	Gulf of Alaska	113.4	112.5	111.8	113.8	115.9	118.4	121.0	122.0	123.4	124.9	127.4	127.1	129.0	132.7	136.6	137.0	134.0	135.9	140.0	141.9	143.9	146.5	147.5	146.1	147.8	149.1	150.7	153.0	155.5	154.4	-9999.0
154	Southeast Bering Sea	137.1	138.8	136.0	139.9	143.8	149.0	151.8	151.5	150.5	152.7	153.1	151.4	157.8	162.2	164.9	159.5	157.4	161.5	165.9	173.7	178.0	173.8	172.7	173.1	174.7	177.8	181.0	182.2	179.0	172.7	-9999.0