1968 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	85.9	82.3	80.1	80.6	80.9	79.6	74.6	70.7	67.4	68.7	65.6	62.8	60.7	61.8	56.7	54.6	51.4	48.6	47.2	50.7	50.3	47.4	46.1	44.5	43.6	40.8	41.1	38.9	36.7	36.1	-9999.0
34	Hudson Bay	107.4	100.8	85.8	98.5	99.7	106.0	96.5	94.8	91.2	97.7	87.9	79.7	79.7	95.6	87.4	83.5	80.0	65.5	56.2	73.5	75.7	75.8	74.8	68.6	66.7	69.2	72.2	65.5	57.4	58.5	-9999.0
36	Hudson Strait	105.4	83.6	75.6	75.1	66.2	96.0	90.3	67.7	92.5	79.2	61.2	51.0	43.2	73.1	78.1	71.0	51.1	68.8	50.4	61.8	61.1	62.2	56.1	43.4	51.2	51.1	63.2	51.5	56.6	27.6	-9999.0
98	Bering Strait	79.1	71.9	71.3	56.8	70.9	54.7	55.9	61.0	50.7	49.4	59.7	52.8	51.7	49.6	47.7	42.0	42.8	41.8	39.6	32.8	40.9	39.9	38.1	28.7	34.1	30.9	31.2	28.5	26.8	27.4	-9999.0
128	Arctic subocean	17.0	15.7	13.7	11.5	9.9	8.8	7.1	5.7	5.2	4.4	4.1	3.3	2.9	2.3	1.7	1.5	1.2	1.1	0.8	0.6	0.2	0.3	0.5	0.2	0.3	0.3	0.2	0.2	0.2	0.3	-9999.0
130	Chukchi Sea	56.9	64.7	50.5	50.3	53.4	47.6	51.8	47.9	48.9	44.8	53.1	49.6	42.2	40.4	30.5	40.3	39.8	35.8	34.8	29.2	32.9	31.8	26.4	22.0	18.5	23.6	22.3	21.7	15.9	16.0	-9999.0
132	Beaufort Sea	89.1	87.9	74.9	88.9	66.9	76.7	64.8	57.2	69.5	57.7	64.9	65.4	61.0	63.4	59.8	56.9	40.8	32.4	48.3	52.5	48.2	46.9	48.4	44.5	38.1	45.5	41.1	42.3	41.4	36.4	-9999.0
134	Arctic Archipelago	56.0	55.4	52.1	40.7	45.0	45.2	49.6	44.9	41.7	39.4	36.2	29.9	28.3	29.5	26.9	27.0	28.7	23.6	22.0	19.3	21.7	16.8	15.1	14.7	15.8	13.4	13.4	13.3	8.9	9.2	-9999.0
136	Foxe Basin	38.6	63.4	51.3	70.6	47.3	44.8	36.5	36.3	29.9	45.3	35.1	29.0	29.1	37.4	28.3	42.5	34.8	30.4	35.6	36.0	26.3	28.3	20.6	21.2	27.3	20.3	24.0	18.8	16.6	18.2	-9999.0
138	Baffin Bay	35.8	32.6	31.4	31.2	30.5	26.7	21.0	20.7	19.9	19.7	16.9	15.4	15.0	11.9	11.1	10.3	9.2	8.4	8.4	7.6	6.6	5.4	4.5	4.2	3.4	3.2	2.9	2.6	2.2	1.8	-9999.0
139	South Greenland	76.0	65.5	63.1	58.1	66.0	66.6	66.6	63.8	64.8	64.5	59.9	55.6	48.7	44.4	44.5	42.9	39.7	39.7	36.4	38.2	34.4	33.1	32.9	32.5	28.3	24.5	23.5	21.0	19.4	20.9	-9999.0
140	Greenland Sea	39.2	36.4	33.2	30.5	28.7	27.2	24.8	21.9	19.8	18.1	16.8	15.0	13.7	12.4	10.2	8.6	7.8	6.5	6.0	5.1	4.7	3.9	3.4	2.7	2.4	2.0	1.7	1.3	1.1	0.9	-9999.0
142	Norwegian Sea	57.6	75.1	78.4	58.6	73.3	74.6	56.6	59.6	34.9	54.8	68.1	38.6	55.8	54.5	54.7	53.7	47.3	48.1	43.8	33.3	32.5	40.0	40.1	33.3	32.2	28.7	35.3	35.6	29.3	21.6	-9999.0
144	Barents Sea	90.5	71.2	71.6	64.7	63.7	52.2	68.5	50.6	57.2	49.9	51.4	63.7	51.0	45.2	46.9	43.5	45.4	45.6	45.5	42.5	42.5	36.7	37.8	35.2	35.0	37.5	29.1	30.2	29.7	26.1	-9999.0
146	Kara Sea	97.3	93.7	104.8	101.6	106.3	103.2	87.2	88.0	82.1	83.2	81.2	78.3	78.3	75.3	64.7	63.3	59.8	63.5	62.0	69.5	67.0	57.9	54.1	59.2	59.4	46.6	52.2	47.6	47.3	48.4	-9999.0
148	Laptev Sea	80.5	87.3	84.0	80.9	82.2	80.6	85.3	73.4	60.3	69.2	59.4	62.1	61.0	61.8	55.5	53.9	54.1	48.5	45.2	40.9	41.7	43.6	46.7	44.0	41.6	42.4	35.8	37.4	36.1	35.6	-9999.0
150	East Siberian Sea	90.7	75.3	66.9	78.8	69.9	62.9	65.3	66.3	68.0	65.9	57.7	52.6	45.7	44.3	51.9	48.3	42.2	37.4	41.6	44.0	39.8	35.3	33.8	29.6	30.7	26.1	25.3	27.2	24.0	25.8	-9999.0
152	Gulf of Alaska	86.5	91.0	93.8	72.3	97.5	59.0	78.4	70.8	53.9	79.5	92.5	64.4	73.4	60.2	59.8	43.4	55.1	64.2	48.1	47.8	51.4	60.0	61.7	43.6	39.5	37.8	39.7	43.1	34.9	41.0	-9999.0
154	Southeast Bering Sea	84.2	96.0	62.8	95.3	83.0	91.4	68.8	69.9	57.0	85.6	79.2	69.2	65.7	52.7	40.8	58.4	72.4	63.6	58.2	45.9	63.7	65.8	42.8	47.5	43.1	53.6	49.5	43.5	31.3	28.2	-9999.0