1961 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	126.2	129.1	131.5	134.3	136.5	138.9	141.3	142.9	144.7	147.2	149.6	152.1	154.3	156.1	154.5	154.5	156.7	158.7	160.8	163.0	160.9	156.9	162.5	164.3	166.8	169.1	171.4	173.3	171.8	172.4	-9999.0
34	Hudson Bay	139.4	137.0	139.7	142.9	144.2	146.6	149.0	149.3	147.9	151.9	153.4	153.6	153.2	153.5	146.5	150.0	151.0	151.1	151.6	152.2	129.6	123.6	143.8	144.6	145.9	147.3	149.9	150.3	145.6	141.5	-9999.0
36	Hudson Strait	146.0	149.2	150.6	151.5	154.0	157.9	161.3	163.7	167.3	169.8	172.4	173.7	175.0	176.5	180.1	182.8	185.2	186.4	186.1	187.7	192.2	192.0	192.6	193.3	197.4	198.7	200.5	200.9	196.6	203.6	-9999.0
98	Bering Strait	122.6	125.8	128.7	132.0	133.8	135.0	137.6	142.2	142.7	144.6	148.2	151.0	154.1	155.6	156.6	159.2	162.6	164.5	166.5	169.7	171.3	169.5	171.7	173.5	175.0	177.1	179.6	181.4	179.6	187.7	-9999.0
128	Arctic subocean	86.5	91.7	94.1	98.5	101.9	108.0	113.8	118.7	123.2	127.7	132.7	136.1	140.7	143.2	150.7	156.9	160.5	163.6	166.8	172.8	179.0	185.9	192.2	195.5	199.2	202.7	205.7	210.5	217.7	224.4	-9999.0
130	Chukchi Sea	122.2	126.2	130.6	135.4	139.2	139.6	141.1	144.7	146.2	149.4	150.9	154.1	158.2	161.6	164.5	166.9	169.1	171.6	176.7	179.9	179.7	177.8	182.1	182.2	186.6	191.4	193.6	196.0	198.6	199.5	-9999.0
132	Beaufort Sea	125.4	126.8	129.3	132.3	135.2	137.0	138.3	140.1	148.8	150.1	151.3	153.8	157.2	159.1	158.6	157.8	159.4	163.0	165.3	168.3	170.1	168.6	166.5	168.7	170.8	172.5	175.2	176.7	167.0	159.2	-9999.0
134	Arctic Archipelago	114.6	117.4	121.6	123.7	126.5	130.0	132.4	135.0	138.5	141.3	144.2	146.8	150.2	152.0	155.2	155.7	156.8	159.6	162.4	164.8	168.1	171.4	174.8	178.6	181.8	185.5	187.4	187.8	191.8	196.0	-9999.0
136	Foxe Basin	121.8	125.9	129.9	135.1	137.0	137.5	138.6	144.8	145.3	148.3	151.5	153.3	157.1	157.6	159.7	162.4	164.6	167.0	170.9	174.2	175.4	175.8	177.4	180.0	186.8	188.7	190.0	192.9	195.2	198.2	-9999.0
138	Baffin Bay	104.6	104.9	107.0	112.5	119.9	123.5	126.7	129.2	132.2	137.8	143.7	147.6	150.7	152.5	156.9	161.6	165.0	165.9	168.6	176.0	180.3	184.5	189.3	190.0	192.8	197.3	201.5	205.4	208.1	213.1	-9999.0
139	South Greenland	109.2	112.2	113.7	116.6	120.0	125.6	126.2	126.3	128.4	130.7	134.0	137.9	141.0	146.5	150.4	151.1	152.9	155.1	156.8	157.9	155.6	157.7	159.1	160.5	163.2	165.6	168.0	170.9	171.5	173.6	-9999.0
140	Greenland Sea	102.8	106.9	108.6	112.8	114.4	118.3	123.7	130.0	134.7	138.4	143.6	147.7	151.8	150.8	155.3	160.2	167.4	170.1	170.0	175.1	181.0	185.5	189.7	194.4	196.4	200.9	203.4	207.7	213.2	217.1	-9999.0
142	Norwegian Sea	69.9	70.5	71.7	72.7	74.3	75.2	75.8	75.8	85.6	86.9	88.4	88.4	88.8	77.4	68.6	93.3	93.3	96.1	99.0	99.5	99.0	92.4	94.3	94.4	95.3	96.4	99.5	96.6	81.6	93.1	-9999.0
144	Barents Sea	111.6	115.8	117.7	120.9	123.0	125.9	127.6	129.6	132.0	135.0	137.3	140.6	143.2	145.4	146.9	147.6	150.7	153.3	155.5	158.2	164.3	167.0	166.9	170.8	170.4	171.1	174.5	179.0	180.9	182.8	-9999.0
146	Kara Sea	134.9	140.4	142.5	144.7	147.0	149.3	151.9	153.2	153.1	154.6	156.7	159.5	161.4	163.3	156.0	149.7	151.9	154.5	157.2	158.0	156.4	141.9	150.0	151.7	154.2	155.5	157.7	160.4	158.4	156.8	-9999.0
148	Laptev Sea	128.3	131.8	134.6	137.1	138.9	140.9	142.5	143.3	145.6	148.4	151.1	153.8	156.2	158.8	161.4	163.3	165.1	166.3	168.4	171.7	173.2	174.8	174.9	176.8	180.9	185.7	187.9	189.8	191.7	193.8	-9999.0
150	East Siberian Sea	123.5	125.7	127.7	129.8	131.4	133.4	136.2	138.8	141.3	142.7	145.7	148.9	150.4	152.0	155.0	157.9	161.8	164.8	167.0	169.6	171.6	174.2	177.5	178.6	180.0	181.8	182.8	183.2	184.9	188.2	-9999.0
152	Gulf of Alaska	107.1	109.6	112.4	114.0	113.7	115.0	118.0	120.9	120.1	122.7	125.6	128.3	130.0	131.3	130.2	133.1	137.3	137.5	138.7	141.5	142.6	139.2	140.0	141.5	142.9	145.3	147.7	145.1	135.9	154.2	-9999.0
154	Southeast Bering Sea	115.1	118.1	120.3	122.4	121.7	123.9	128.9	127.7	128.8	132.3	133.3	136.5	138.1	141.9	144.4	147.3	145.5	147.1	151.0	153.1	149.6	141.9	150.9	152.6	156.5	160.9	162.5	157.7	142.6	164.6	-9999.0