1988 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	124.3	125.0	124.0	126.7	128.8	130.7	133.1	135.2	137.2	137.5	132.4	134.2	136.4	138.9	141.4	140.8	138.8	141.4	143.1	144.4	146.4	148.2	148.3	146.2	151.7	153.3	155.7	157.7	159.5	160.4	-9999.0
34	Hudson Bay	137.2	126.7	112.7	137.2	140.3	141.4	144.5	144.9	143.3	142.1	131.1	132.8	136.0	137.4	138.0	126.6	117.3	125.4	126.1	125.2	126.8	126.8	128.3	123.4	110.4	110.9	112.0	112.5	113.2	110.0	-9999.0
36	Hudson Strait	150.6	153.6	153.8	156.4	157.7	156.6	159.7	166.0	169.9	170.8	150.4	151.4	150.1	151.9	155.2	150.8	130.7	179.5	182.0	185.4	186.1	191.2	195.3	196.7	199.4	201.8	202.7	204.2	204.8	205.4	-9999.0
98	Bering Strait	125.1	127.7	130.6	132.8	136.1	138.3	140.9	142.9	144.4	146.4	145.9	147.2	149.6	151.6	154.0	153.9	148.7	161.8	163.8	165.2	167.2	170.1	171.8	172.3	174.0	175.8	177.5	179.1	180.7	182.7	-9999.0
128	Arctic subocean	88.8	92.1	96.1	102.3	106.0	110.1	113.8	117.5	120.6	125.2	129.4	134.1	140.9	146.2	150.8	154.2	158.8	162.6	166.7	174.1	180.1	182.9	187.4	193.5	201.8	205.7	209.5	216.2	220.9	227.1	-9999.0
130	Chukchi Sea	124.5	127.8	131.9	133.9	138.8	142.0	144.7	147.1	149.8	152.3	153.5	154.0	155.1	157.1	160.1	162.6	162.6	167.0	166.4	169.0	170.8	175.1	178.1	179.0	178.9	181.7	182.2	184.8	188.0	189.4	-9999.0
132	Beaufort Sea	132.0	134.7	135.2	140.9	143.8	145.8	148.0	151.2	152.8	150.7	122.9	125.3	126.4	126.9	127.8	122.0	112.9	128.1	130.5	132.3	134.9	136.1	132.1	125.0	137.8	138.8	141.1	142.2	142.7	143.3	-9999.0
134	Arctic Archipelago	113.8	117.1	120.9	124.4	127.1	127.7	129.6	131.7	134.3	135.8	138.5	141.9	146.0	149.7	152.3	155.9	157.6	159.5	161.9	164.1	166.5	170.5	173.9	176.7	181.4	185.8	189.0	192.2	195.8	198.5	-9999.0
136	Foxe Basin	126.2	129.5	130.7	135.3	140.0	143.5	147.2	145.9	148.5	149.2	150.1	151.7	155.7	159.2	161.7	163.7	167.9	166.5	169.5	173.9	178.3	179.6	184.6	185.3	187.7	192.0	196.4	195.9	199.5	203.7	-9999.0
138	Baffin Bay	107.7	111.1	114.1	118.7	122.8	127.2	130.4	132.7	133.5	137.3	139.7	142.7	147.2	151.4	156.9	160.3	163.9	166.0	169.8	176.0	180.8	185.0	187.6	191.0	195.1	197.1	201.8	209.3	212.3	215.9	-9999.0
139	South Greenland	114.5	118.8	121.9	126.3	129.3	132.3	132.4	131.3	138.3	140.0	143.3	144.9	145.4	148.3	149.2	151.0	154.4	154.8	158.8	161.0	163.4	164.4	161.6	164.1	166.1	169.9	173.6	175.8	178.8	181.5	-9999.0
140	Greenland Sea	104.3	108.6	110.3	115.4	120.3	125.4	129.6	132.9	135.9	136.8	140.0	143.3	147.5	152.0	156.6	158.3	162.9	167.6	168.2	173.2	180.3	184.7	188.9	191.2	194.9	194.6	200.6	208.9	214.5	218.4	-9999.0
142	Norwegian Sea	74.0	76.0	76.9	77.2	78.9	80.2	82.0	85.5	87.1	88.0	89.5	90.7	92.5	92.5	93.2	83.7	71.4	97.7	99.1	100.2	101.9	103.9	104.2	105.1	107.4	108.8	107.5	109.0	111.0	111.3	-9999.0
144	Barents Sea	106.4	107.7	88.6	92.8	94.1	100.4	105.2	107.1	109.9	111.8	104.0	105.7	106.6	107.3	108.1	112.1	113.3	119.7	123.8	127.0	126.9	127.1	129.0	134.1	112.1	113.6	113.5	115.3	115.4	114.6	-9999.0
146	Kara Sea	123.8	125.5	127.9	118.4	118.8	120.0	122.3	124.7	127.2	126.1	120.1	121.4	123.7	127.1	130.9	131.6	131.7	122.4	123.7	123.7	125.1	126.5	123.7	118.5	145.8	146.1	149.2	151.1	153.3	153.4	-9999.0
148	Laptev Sea	131.0	133.3	135.2	137.0	138.9	139.6	141.4	144.5	146.9	147.4	151.7	154.0	154.9	157.1	160.9	165.9	167.8	163.9	164.2	166.4	168.9	171.0	172.9	171.4	164.4	167.3	169.5	171.8	173.1	176.1	-9999.0
150	East Siberian Sea	121.7	124.4	127.3	129.1	131.2	134.3	136.6	138.3	141.3	144.9	145.9	147.2	151.5	154.9	155.3	158.9	163.4	166.8	167.7	169.1	170.0	172.7	175.8	178.4	180.7	183.3	185.4	186.7	189.1	192.1	-9999.0
152	Gulf of Alaska	108.5	111.2	112.5	114.2	116.7	118.3	119.5	120.9	120.9	122.9	123.5	124.7	127.0	129.3	130.6	127.7	124.8	136.0	137.9	140.1	141.5	142.9	143.8	138.6	146.1	147.2	148.1	149.5	151.2	151.6	-9999.0
154	Southeast Bering Sea	123.4	120.9	124.2	127.2	128.7	131.4	133.8	136.5	136.7	138.1	136.1	134.7	136.3	138.1	137.6	117.7	84.9	143.3	145.7	141.9	145.6	148.0	147.1	136.0	150.5	151.4	153.5	155.4	157.2	155.8	-9999.0