1977 04 - daily  - mean of NCEP mean Daily Downward Solar Radiation 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	79.5	83.5	83.0	79.8	78.4	75.8	74.0	69.6	67.5	66.0	65.3	65.7	62.7	56.7	58.8	54.3	54.8	53.9	54.2	53.9	50.3	49.5	48.3	46.1	44.1	42.7	41.4	38.5	37.7	36.8	-9999.0
34	Hudson Bay	101.2	108.4	103.1	91.2	99.8	108.9	88.4	81.5	89.8	90.9	83.5	89.3	90.4	79.9	76.3	71.1	72.6	79.2	84.0	81.6	80.0	84.3	82.2	76.6	77.8	72.4	74.6	67.6	65.9	66.5	-9999.0
36	Hudson Strait	66.8	109.7	112.2	74.1	59.3	103.3	94.0	84.9	51.6	86.0	62.8	71.7	90.3	65.3	89.4	58.4	79.8	50.1	63.3	74.0	72.5	76.9	67.5	50.5	62.8	42.8	66.8	57.1	52.9	53.6	-9999.0
98	Bering Strait	73.1	61.1	77.6	69.8	60.2	59.7	55.2	56.4	53.2	56.8	55.4	58.6	56.3	46.0	38.3	39.8	50.5	39.3	39.3	46.5	44.4	39.3	33.0	31.6	26.8	26.7	28.2	28.6	28.8	29.8	-9999.0
128	Arctic subocean	18.0	15.0	13.4	11.7	10.2	8.7	7.6	6.6	5.2	4.6	3.9	3.2	2.9	2.5	2.0	1.4	1.1	1.2	1.0	1.0	0.8	0.6	0.3	0.3	0.1	0.4	0.2	0.2	0.1	-0.0	-9999.0
130	Chukchi Sea	69.4	64.9	68.4	50.4	51.1	57.4	54.9	44.8	42.2	45.8	40.7	50.7	43.9	34.0	30.2	32.9	39.4	31.5	27.5	34.4	32.4	24.9	21.1	21.1	17.1	20.2	20.2	21.8	20.4	17.8	-9999.0
132	Beaufort Sea	68.7	90.9	84.0	88.5	83.7	65.2	79.6	75.4	73.0	57.5	76.3	65.1	62.2	67.9	67.5	52.6	58.1	60.2	52.0	51.0	50.3	53.6	50.3	44.6	42.8	41.1	40.4	39.3	34.6	36.3	-9999.0
134	Arctic Archipelago	53.5	45.5	46.2	47.7	50.6	39.5	36.5	46.4	40.0	37.7	31.2	33.2	32.9	30.5	28.7	26.8	26.5	26.6	22.8	22.6	20.3	17.8	15.9	14.2	14.1	15.3	15.8	13.6	10.8	11.9	-9999.0
136	Foxe Basin	52.3	65.7	41.9	64.0	54.7	44.3	61.2	42.4	53.8	43.0	36.3	46.0	31.6	37.3	25.9	24.6	31.1	34.0	31.1	28.3	27.0	27.4	21.0	20.2	24.4	21.3	19.2	18.4	18.5	17.7	-9999.0
138	Baffin Bay	40.3	34.7	32.1	29.9	28.7	26.4	23.4	23.3	22.2	20.6	18.5	15.7	14.1	13.3	10.9	9.3	8.7	8.1	7.6	6.9	5.8	4.7	4.9	4.1	3.2	3.1	2.8	2.7	2.4	2.0	-9999.0
139	South Greenland	77.8	79.6	63.2	73.0	59.6	55.3	58.3	56.8	51.9	52.9	56.9	43.9	36.2	36.4	44.0	40.1	39.9	33.4	34.1	29.5	28.8	30.1	31.5	27.0	27.0	20.3	21.5	16.9	19.7	19.2	-9999.0
140	Greenland Sea	37.7	36.2	34.5	30.9	27.1	26.8	23.8	20.6	18.1	16.3	15.7	14.5	12.1	10.4	9.8	7.3	7.3	6.6	5.8	4.6	3.8	3.2	2.9	2.5	2.4	1.9	1.8	1.4	1.0	0.8	-9999.0
142	Norwegian Sea	82.1	80.0	77.2	70.4	55.6	59.6	66.1	74.7	64.2	52.3	42.2	52.0	53.9	54.5	55.0	49.0	46.3	45.2	36.0	33.3	28.5	32.0	35.4	35.5	23.2	24.8	30.1	28.4	31.5	20.5	-9999.0
144	Barents Sea	77.7	86.8	87.1	74.0	80.8	78.3	72.4	60.8	60.9	57.5	62.3	52.3	48.7	45.7	48.9	50.6	48.4	51.1	47.3	49.8	39.5	37.3	39.2	33.7	30.0	27.6	24.7	31.9	28.3	30.7	-9999.0
146	Kara Sea	86.6	88.0	94.9	95.6	90.1	92.1	89.0	81.3	79.3	74.7	74.9	80.4	74.4	63.7	74.2	71.1	65.9	59.0	67.2	70.8	65.1	61.6	62.8	57.7	58.0	58.4	51.7	45.5	47.9	45.2	-9999.0
148	Laptev Sea	82.7	87.9	88.0	83.1	89.4	72.8	80.5	80.5	71.7	74.3	69.3	69.0	66.8	60.6	58.8	55.7	57.7	66.3	55.5	48.4	44.7	41.8	40.8	50.7	41.0	42.2	40.4	39.5	36.8	33.0	-9999.0
150	East Siberian Sea	73.9	86.0	70.6	67.5	59.0	60.7	54.6	57.3	61.4	55.1	57.8	61.3	53.8	55.7	49.3	43.6	36.7	39.7	40.7	37.9	32.0	35.2	31.2	28.0	25.4	27.0	26.5	26.2	26.0	25.1	-9999.0
152	Gulf of Alaska	118.7	82.0	72.0	89.3	79.1	81.4	82.6	70.1	62.6	93.0	65.8	52.8	65.5	52.5	58.7	53.5	71.0	60.1	59.3	52.6	52.9	59.0	50.0	48.7	44.5	32.1	44.4	35.2	29.3	40.5	-9999.0
154	Southeast Bering Sea	116.4	81.1	83.4	74.4	89.7	60.2	91.0	62.9	65.3	73.0	82.0	63.0	57.5	55.8	55.2	55.9	70.3	60.7	56.1	54.0	49.4	40.7	42.1	50.3	40.9	40.5	33.4	40.4	40.8	30.8	-9999.0