1972 09 - 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	70.8	70.2	69.9	68.3	67.5	66.4	65.3	64.5	64.0	62.3	63.9	63.0	62.0	61.1	60.2	60.4	60.3	62.5	61.4	60.7	59.3	58.4	58.8	58.1	60.0	59.0	57.5	56.2	55.0	54.5	-9999.0
34	Hudson Bay	62.0	61.7	61.3	61.2	60.4	59.5	59.1	58.9	58.3	57.5	58.7	58.3	58.0	57.4	57.0	58.6	57.5	58.3	57.3	58.7	57.0	57.9	64.2	65.1	56.6	56.9	55.4	53.8	53.5	53.1	-9999.0
36	Hudson Strait	57.7	58.7	58.6	57.4	56.3	56.0	55.4	56.1	55.3	55.1	56.1	56.1	56.1	55.7	54.4	63.0	56.4	57.8	57.3	57.0	54.6	53.8	59.8	55.8	60.6	61.3	60.2	58.8	57.6	56.5	-9999.0
98	Bering Strait	64.9	61.6	58.1	63.8	64.8	64.2	63.9	63.4	62.0	56.1	68.8	67.3	66.5	66.0	65.0	70.0	73.8	74.8	72.9	71.6	70.3	68.9	68.2	67.9	67.7	65.6	65.1	63.1	62.3	63.9	-9999.0
128	Arctic subocean	110.7	105.2	102.3	96.2	91.9	87.4	84.8	82.9	79.5	74.1	71.7	68.2	66.9	64.1	62.3	59.8	57.4	53.8	50.9	48.2	44.7	42.0	39.2	36.4	33.4	30.9	28.0	25.5	23.5	21.7	-9999.0
130	Chukchi Sea	53.1	52.1	51.7	51.1	51.0	50.6	50.4	49.9	49.2	48.6	72.9	72.0	70.6	69.3	67.7	69.2	67.2	64.9	63.1	61.3	59.7	58.1	57.4	56.2	55.7	54.8	52.9	52.3	51.6	51.3	-9999.0
132	Beaufort Sea	61.0	60.5	62.7	60.1	60.1	59.4	58.6	57.6	57.4	56.0	58.5	57.7	56.6	55.9	54.9	54.0	56.1	63.7	63.2	62.7	61.7	60.6	62.1	61.7	60.8	59.6	58.4	57.2	55.0	52.8	-9999.0
134	Arctic Archipelago	92.1	92.0	95.0	88.2	85.8	83.4	82.1	80.9	80.1	79.8	87.3	86.1	84.3	82.2	80.5	79.4	78.0	85.1	83.3	80.7	78.2	75.9	74.0	72.3	69.9	67.4	64.9	62.7	61.0	59.1	-9999.0
136	Foxe Basin	94.8	93.2	91.2	83.5	82.2	80.5	79.6	79.1	80.6	80.6	82.7	81.3	78.9	77.2	75.5	75.2	74.5	77.0	75.5	74.0	72.3	70.3	70.4	69.4	62.9	61.8	59.8	58.2	56.1	55.2	-9999.0
138	Baffin Bay	122.6	119.1	115.7	110.5	107.6	104.7	101.0	96.5	92.0	89.8	87.6	85.2	81.9	78.0	75.4	73.6	71.5	67.6	65.9	62.7	60.2	57.1	55.2	52.4	49.7	46.2	43.7	42.1	40.3	38.3	-9999.0
139	South Greenland	118.4	116.5	113.1	113.0	111.9	109.1	105.7	102.7	100.0	98.1	97.4	95.9	92.2	91.6	91.2	88.0	85.3	85.3	82.3	80.7	79.1	77.9	74.3	73.1	69.6	67.3	66.0	65.3	63.3	62.4	-9999.0
140	Greenland Sea	129.5	125.6	121.1	117.1	111.6	107.8	104.6	102.0	97.4	93.5	89.9	86.7	84.5	81.3	78.9	76.0	73.7	71.3	68.0	65.5	63.6	60.0	56.5	54.5	51.4	48.1	44.7	43.0	41.2	39.2	-9999.0
142	Norwegian Sea	49.7	48.7	49.1	48.9	48.0	47.5	46.4	46.1	46.0	45.1	44.5	44.1	43.8	43.3	42.8	41.9	41.1	47.6	46.7	45.6	44.6	44.1	42.6	37.7	42.0	42.3	41.6	40.6	39.4	38.8	-9999.0
144	Barents Sea	56.1	55.2	54.5	53.6	53.5	53.1	52.2	51.8	50.8	50.3	49.6	48.9	48.5	48.2	47.1	46.5	45.9	46.6	46.2	45.5	44.7	44.0	43.6	42.2	43.8	43.2	42.4	41.8	41.1	40.7	-9999.0
146	Kara Sea	64.3	64.5	64.3	62.3	61.7	61.2	60.2	59.7	60.4	59.3	58.5	57.8	57.0	56.4	56.0	56.1	57.2	55.9	55.4	54.9	53.8	53.1	53.0	52.7	57.5	57.5	55.6	54.9	53.8	54.7	-9999.0
148	Laptev Sea	62.7	65.1	67.2	61.8	60.7	59.7	58.7	58.6	59.3	57.8	57.2	56.1	55.7	54.8	53.7	53.7	53.1	59.1	58.3	57.3	56.1	55.3	54.9	53.6	63.1	61.8	60.8	59.0	57.7	56.6	-9999.0
150	East Siberian Sea	63.0	62.7	62.5	62.2	60.9	59.9	59.4	58.2	58.3	57.6	66.2	64.9	63.7	62.9	61.6	61.7	60.7	68.9	67.1	65.9	64.1	62.9	61.6	61.0	76.0	73.4	71.8	70.6	69.2	67.1	-9999.0
152	Gulf of Alaska	104.2	80.6	67.8	99.2	103.2	101.1	100.1	99.4	83.4	66.3	72.1	70.1	70.2	69.7	69.2	67.1	67.2	82.5	81.1	80.4	79.5	78.4	76.5	74.9	78.6	75.4	75.5	72.2	70.0	63.4	-9999.0
154	Southeast Bering Sea	60.5	58.1	56.4	58.1	58.2	57.6	57.0	56.5	53.8	53.1	52.2	51.1	50.9	50.4	50.3	53.0	53.0	60.0	59.9	58.9	57.8	56.9	55.7	54.1	52.6	51.7	52.8	50.5	50.3	54.7	-9999.0