1974 05 - 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	164.1	166.0	167.4	167.5	159.1	160.8	162.0	163.9	165.6	166.9	164.3	156.3	149.5	150.7	151.9	153.7	154.2	155.5	150.4	149.9	150.8	151.3	151.6	152.5	149.4	139.8	154.9	156.9	157.4	158.2	158.8
34	Hudson Bay	119.6	121.5	121.0	121.3	120.5	104.1	103.6	104.3	104.8	104.7	102.6	100.0	98.9	99.6	100.2	100.8	101.4	104.3	100.8	102.2	102.6	104.6	105.0	105.0	100.2	96.2	117.8	119.1	120.1	120.3	120.1
36	Hudson Strait	213.9	214.5	213.3	210.8	197.4	184.8	187.2	189.1	190.8	192.4	167.4	158.7	190.6	194.8	195.3	195.0	188.6	192.6	183.2	215.1	216.8	217.6	219.5	219.5	197.4	147.3	219.8	222.6	223.1	222.6	222.3
98	Bering Strait	188.8	190.5	192.7	193.9	191.1	191.4	193.0	193.1	194.5	196.6	193.2	174.5	183.5	184.5	185.6	186.6	187.7	183.4	153.6	185.4	186.3	188.2	189.7	190.6	185.4	143.1	175.0	181.3	181.8	183.2	183.8
128	Arctic subocean	224.7	227.2	231.6	240.7	244.2	247.0	256.1	258.1	261.0	263.4	269.1	271.8	275.5	279.4	283.0	284.9	291.6	294.0	296.0	298.3	301.9	308.1	310.4	309.8	314.2	317.0	319.3	320.9	323.1	326.3	328.3
130	Chukchi Sea	197.9	199.8	201.4	203.3	207.0	209.4	209.8	210.0	211.9	215.3	216.6	210.7	208.7	210.7	212.0	210.7	211.8	212.5	212.1	212.4	213.3	207.0	206.9	208.2	207.2	189.3	215.3	216.1	215.8	215.6	218.2
132	Beaufort Sea	150.8	152.2	152.5	148.9	149.0	137.1	137.4	139.3	140.0	140.4	137.4	123.9	123.9	125.2	126.0	126.9	127.7	125.1	112.3	146.3	146.7	147.3	147.5	148.1	141.9	131.2	144.4	144.7	145.6	146.1	146.1
134	Arctic Archipelago	199.8	203.0	206.5	209.9	212.1	211.2	211.6	212.0	213.4	216.0	218.9	209.9	211.8	214.5	217.1	219.8	222.4	221.6	212.3	230.4	232.6	234.2	236.5	235.3	237.4	236.9	231.5	234.6	234.2	238.0	241.9
136	Foxe Basin	208.8	210.2	212.6	205.5	207.4	213.6	217.0	216.1	217.6	219.5	221.1	223.0	223.5	225.9	228.9	225.1	216.0	213.7	214.7	212.1	215.8	218.4	219.2	222.4	222.6	225.0	228.3	229.7	233.8	235.0	234.7
138	Baffin Bay	213.8	218.1	223.3	231.8	228.6	235.3	243.0	249.0	247.9	250.8	254.7	257.5	261.1	266.2	271.6	272.8	274.4	276.2	277.9	281.5	286.8	288.5	290.3	294.1	298.3	298.7	302.2	306.2	309.4	308.9	308.6
139	South Greenland	178.2	181.1	184.5	186.1	186.0	187.9	189.2	191.3	193.1	195.8	198.6	200.2	202.7	204.8	207.8	210.3	209.0	207.2	209.3	213.5	215.6	218.5	219.0	219.7	222.6	224.2	227.0	228.0	227.1	229.2	230.2
140	Greenland Sea	215.9	219.6	223.2	227.1	231.6	231.4	240.6	248.6	254.4	256.3	259.9	261.1	263.5	267.3	269.8	273.7	275.2	275.5	275.5	276.0	280.5	285.8	290.2	289.9	298.4	304.4	305.5	305.8	306.6	308.6	310.5
142	Norwegian Sea	112.5	114.3	115.2	115.8	111.5	108.6	109.2	110.7	111.2	111.9	112.5	84.5	123.2	126.5	127.5	126.8	126.7	128.1	91.4	128.9	130.1	130.8	132.1	133.7	131.1	77.0	137.2	137.6	137.1	137.4	139.7
144	Barents Sea	103.7	103.7	104.4	104.4	103.1	153.7	156.5	156.0	154.8	150.7	139.2	123.8	144.4	143.7	144.3	146.8	146.3	141.7	130.8	146.4	145.7	146.2	146.9	147.2	145.5	114.6	99.7	99.8	99.7	99.7	99.7
146	Kara Sea	166.8	169.0	170.2	168.6	146.5	146.0	145.8	149.2	152.1	154.0	149.9	144.9	132.7	133.2	134.1	137.7	137.9	141.8	139.0	124.5	124.5	123.4	122.7	124.7	120.0	114.6	125.6	125.5	125.1	125.5	125.9
148	Laptev Sea	166.5	167.8	169.2	169.6	157.4	180.4	181.9	183.4	186.7	189.1	187.3	174.0	139.6	141.2	141.6	142.4	144.3	148.3	150.7	120.5	121.6	120.9	121.0	121.9	121.7	119.9	152.0	156.7	157.6	158.6	159.5
150	East Siberian Sea	187.4	189.3	192.1	195.9	199.1	172.8	175.1	174.9	174.1	175.9	176.9	172.8	138.0	138.6	139.8	140.6	140.8	143.7	150.3	140.6	139.0	138.4	136.9	137.5	134.4	121.0	118.9	120.6	121.6	122.8	123.9
152	Gulf of Alaska	157.5	157.1	158.6	157.0	148.6	160.3	161.1	162.0	163.9	165.1	160.9	136.0	168.3	168.8	170.0	171.3	172.9	163.4	119.8	166.3	172.1	174.2	175.0	174.8	160.3	107.2	155.4	175.5	176.7	177.1	176.9
154	Southeast Bering Sea	162.4	161.9	163.1	156.1	113.3	123.1	127.6	128.0	129.3	130.0	119.1	75.8	105.2	105.7	107.4	107.5	108.3	99.2	76.8	98.2	109.5	110.5	111.5	111.4	96.0	77.6	103.4	115.5	116.9	118.2	117.2