1956 09 - daily  - mean of NCEP mean Daily Clear Sky Downward 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	94.7	97.6	100.6	103.7	106.6	109.2	111.8	114.7	117.7	120.3	123.5	126.8	130.3	133.7	136.8	140.2	143.6	147.2	150.9	154.5	158.0	161.9	165.2	169.1	172.6	176.4	179.8	183.2	186.4	190.6	-9999.0
34	Hudson Bay	137.9	142.3	144.7	147.4	150.5	153.0	155.9	159.0	159.8	160.8	166.4	171.7	175.3	179.9	182.9	186.2	189.7	192.5	196.4	198.3	200.2	202.3	205.6	209.2	212.7	216.4	219.0	221.8	226.8	229.7	-9999.0
36	Hudson Strait	120.7	120.4	125.7	127.4	131.6	133.5	136.4	140.0	141.6	144.0	144.1	147.5	155.1	157.2	160.1	162.6	167.6	171.7	174.8	178.6	180.9	185.7	189.7	194.3	195.6	197.6	197.8	202.7	203.8	214.5	-9999.0
98	Bering Strait	80.7	82.9	86.8	88.7	92.2	96.6	101.1	106.6	108.7	109.5	111.3	116.4	119.2	119.5	122.2	126.2	130.6	134.7	139.1	144.8	146.9	150.3	154.5	162.7	164.1	165.7	170.7	173.6	177.3	182.8	-9999.0
128	Arctic subocean	4.7	5.3	6.3	7.6	8.6	10.1	11.7	13.5	15.3	17.2	19.7	22.3	24.3	26.7	30.3	33.6	36.1	38.6	41.7	45.6	50.4	55.1	57.6	61.8	66.4	71.2	76.5	79.1	84.6	89.2	-9999.0
130	Chukchi Sea	63.2	66.6	70.0	71.3	75.5	80.6	87.3	90.3	91.8	91.9	95.0	102.8	102.0	100.2	104.9	110.4	112.5	116.8	121.9	127.1	132.1	136.3	143.7	148.2	146.2	150.9	151.0	153.9	163.2	167.2	-9999.0
132	Beaufort Sea	94.4	98.4	102.8	106.8	108.5	111.3	113.1	113.9	120.9	123.8	127.0	128.9	134.4	138.0	140.3	141.6	144.1	148.3	151.2	155.0	159.1	163.0	168.0	172.3	178.7	181.8	184.5	188.4	191.1	193.7	-9999.0
134	Arctic Archipelago	51.9	54.4	56.2	60.3	62.4	65.1	67.2	69.5	71.4	75.5	79.1	82.7	87.6	90.2	92.5	95.8	99.3	102.1	103.4	105.4	109.4	116.7	119.2	123.7	126.3	129.3	134.1	138.2	140.2	144.1	-9999.0
136	Foxe Basin	66.5	69.1	73.3	74.9	74.8	78.1	80.1	83.6	87.0	89.9	92.5	94.2	101.0	108.2	108.4	111.6	116.0	118.4	122.7	126.4	128.8	133.1	140.1	142.8	141.9	143.6	148.0	150.9	153.7	158.7	-9999.0
138	Baffin Bay	20.8	22.3	24.6	26.9	28.4	30.1	32.2	35.0	37.7	39.8	42.5	46.3	47.8	51.6	55.6	59.8	63.3	66.4	70.1	72.9	77.5	79.8	84.2	90.3	94.3	95.7	100.3	102.9	107.6	113.7	-9999.0
139	South Greenland	67.6	70.9	72.7	74.8	78.2	79.9	81.3	84.7	87.4	90.9	94.7	99.8	103.7	105.3	108.4	111.4	113.1	117.2	122.1	128.6	133.8	138.7	141.7	146.5	152.5	154.1	153.9	156.2	158.4	161.3	-9999.0
140	Greenland Sea	16.6	18.5	20.8	22.6	24.7	27.3	28.7	30.9	33.4	36.4	39.9	43.4	46.2	48.5	51.7	54.8	59.1	63.2	66.4	69.6	74.5	79.1	82.8	86.7	92.0	96.1	100.6	105.5	106.1	113.5	-9999.0
142	Norwegian Sea	80.3	80.4	81.9	85.0	88.8	92.0	96.3	102.1	105.8	109.5	109.1	110.9	116.7	122.0	123.6	126.4	131.0	135.4	142.1	143.3	142.4	144.4	153.5	162.6	166.0	168.8	169.5	176.2	185.6	189.7	-9999.0
144	Barents Sea	77.1	81.1	86.5	90.2	91.4	91.7	94.0	97.0	100.0	103.8	106.1	111.9	115.6	117.6	120.2	123.8	127.6	131.7	135.2	139.0	144.0	149.6	149.9	154.0	158.2	165.9	168.4	172.1	172.5	176.0	-9999.0
146	Kara Sea	116.8	119.2	122.4	125.6	128.9	131.7	134.2	137.2	140.2	142.5	144.5	146.8	149.3	152.9	156.2	160.0	164.1	167.3	171.7	176.6	181.0	184.2	185.7	188.4	191.7	196.4	199.9	203.7	206.7	210.8	-9999.0
148	Laptev Sea	89.3	91.8	94.7	98.5	101.6	103.7	105.6	108.1	111.9	116.3	120.1	122.8	127.0	131.2	135.3	138.4	141.0	144.4	147.3	149.3	151.8	156.4	162.1	165.8	169.2	174.3	178.5	179.7	182.7	187.1	-9999.0
150	East Siberian Sea	72.2	74.5	75.6	78.4	82.8	87.3	91.5	94.2	96.4	99.7	104.4	106.5	109.4	113.1	115.9	119.5	123.2	128.0	131.6	134.7	136.6	140.8	145.9	148.2	150.0	149.5	154.4	163.7	166.7	170.6	-9999.0
152	Gulf of Alaska	103.9	108.1	110.0	111.9	116.6	119.8	121.8	129.6	133.8	132.3	134.1	137.8	140.0	142.3	143.7	149.5	155.5	157.9	162.3	167.8	169.9	175.0	175.4	183.3	184.3	190.0	196.7	194.5	199.3	208.2	-9999.0
154	Southeast Bering Sea	103.4	106.3	107.6	110.3	115.2	118.8	122.9	130.1	131.0	131.4	134.2	135.6	138.8	139.9	144.9	152.4	152.5	157.3	163.2	165.9	169.4	173.4	171.3	175.3	181.1	184.9	186.4	189.7	199.2	203.9	-9999.0