1973 04 - daily  - mean of NCEP mean Daily Near IR Beam 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	62.1	64.4	63.2	60.6	60.7	61.1	63.7	62.2	67.5	66.5	67.6	65.9	69.9	68.7	64.3	71.1	72.5	76.0	77.1	75.8	73.0	76.1	80.8	80.6	86.0	85.1	85.4	85.9	85.0	92.2	-9999.0
34	Hudson Bay	67.8	70.2	71.1	61.9	68.6	72.1	101.9	98.7	91.6	80.5	83.9	79.3	80.7	62.5	71.6	73.3	76.1	90.6	85.9	62.9	50.5	65.0	83.8	93.0	104.9	102.3	100.8	92.8	95.7	120.9	-9999.0
36	Hudson Strait	99.0	73.0	84.0	61.5	42.7	35.3	22.2	14.2	19.7	53.3	59.7	41.7	108.9	53.1	57.9	111.0	51.3	83.4	113.9	114.3	126.6	61.1	36.6	60.7	67.5	54.1	88.5	47.5	45.3	108.2	-9999.0
98	Bering Strait	62.5	57.0	52.9	53.2	53.9	41.7	36.6	42.6	60.2	66.4	77.0	70.9	65.5	47.7	44.7	63.7	73.6	71.7	69.3	82.7	66.9	71.7	70.0	74.0	70.8	67.3	76.0	91.6	77.8	58.5	-9999.0
128	Arctic subocean	34.3	42.1	40.8	49.1	54.2	59.0	59.7	47.1	49.9	58.4	55.6	51.5	57.2	65.8	66.7	81.4	89.1	97.1	96.3	88.6	97.3	88.8	97.3	83.5	76.1	66.3	108.4	117.8	105.8	100.7	-9999.0
130	Chukchi Sea	46.9	63.6	69.3	56.6	55.4	36.2	34.6	65.4	60.4	55.7	72.9	69.1	62.5	64.2	66.3	80.2	98.0	99.2	84.6	95.8	82.4	85.5	100.3	120.0	110.4	109.5	98.0	74.2	74.1	73.2	-9999.0
132	Beaufort Sea	72.7	75.7	51.8	51.2	55.8	84.1	72.2	56.1	63.1	59.7	66.1	73.0	81.3	88.2	60.9	70.8	77.7	70.5	81.1	71.8	57.0	46.9	59.6	70.8	98.7	71.5	57.7	83.0	99.4	99.5	-9999.0
134	Arctic Archipelago	66.3	66.8	68.1	57.2	67.1	66.1	74.3	65.6	74.2	81.0	56.2	64.7	74.3	69.4	75.3	77.9	83.1	86.8	99.5	93.8	63.9	56.5	57.1	79.2	88.1	106.5	99.8	88.2	88.4	99.6	-9999.0
136	Foxe Basin	73.9	81.4	88.8	57.8	57.5	84.3	69.1	62.4	53.2	47.2	38.6	76.9	65.8	62.3	59.0	82.2	97.2	73.1	49.5	101.3	90.3	58.4	94.3	92.0	103.4	66.0	37.9	43.9	76.8	39.3	-9999.0
138	Baffin Bay	57.6	54.0	66.0	68.0	70.7	70.4	55.5	59.1	69.9	49.9	51.5	68.8	63.0	65.6	55.7	69.9	89.7	72.8	92.6	95.1	88.3	91.9	95.6	90.2	87.7	118.5	121.9	95.0	66.6	98.7	-9999.0
139	South Greenland	65.8	73.6	64.1	60.8	64.3	68.1	42.0	47.6	50.2	51.3	51.2	54.8	71.7	73.8	76.4	93.0	73.4	60.8	85.6	98.1	92.5	78.5	71.8	65.9	78.4	100.1	112.7	98.5	81.5	86.7	-9999.0
140	Greenland Sea	59.3	61.6	63.9	56.0	66.4	69.3	58.5	53.4	63.2	56.3	60.3	60.5	68.2	83.0	82.8	77.2	88.1	82.5	95.0	96.8	96.5	100.6	103.1	105.3	97.7	86.0	109.3	121.1	112.0	105.7	-9999.0
142	Norwegian Sea	44.0	36.6	41.0	47.8	45.1	45.7	45.6	48.7	41.9	42.4	64.9	59.7	33.2	29.1	52.6	31.0	36.2	35.2	63.6	54.3	68.6	61.3	75.6	63.8	41.0	70.4	61.4	80.0	104.9	74.7	-9999.0
144	Barents Sea	52.0	45.9	36.0	42.5	46.4	48.6	40.8	48.2	47.3	43.0	43.7	39.4	51.0	73.6	66.1	84.5	70.6	79.0	65.2	60.5	75.8	101.0	103.7	113.3	100.0	86.2	64.0	64.8	68.8	85.7	-9999.0
146	Kara Sea	65.9	68.5	68.4	65.8	65.1	60.0	72.2	67.0	78.6	77.3	77.2	71.0	65.9	69.8	60.7	69.2	70.5	77.9	77.8	81.8	79.7	88.1	88.3	83.9	80.4	82.2	89.5	93.9	91.2	92.5	-9999.0
148	Laptev Sea	44.7	55.1	60.3	67.0	59.6	58.9	53.5	59.3	57.3	58.0	57.5	54.9	64.4	65.4	55.1	52.2	61.4	70.9	68.2	66.6	71.5	76.7	81.5	59.0	74.4	76.6	75.0	65.0	75.2	83.3	-9999.0
150	East Siberian Sea	59.3	60.1	60.6	52.9	49.2	46.6	40.4	49.3	56.0	63.6	66.7	79.9	87.5	85.8	92.6	83.7	70.3	53.0	36.9	40.5	68.4	59.0	68.5	80.0	87.8	80.7	62.8	91.0	79.2	89.5	-9999.0
152	Gulf of Alaska	59.9	47.1	62.2	70.9	65.4	25.5	22.0	18.9	47.1	64.3	71.1	52.8	45.5	37.7	52.9	65.4	73.9	68.4	86.7	66.4	67.4	98.8	87.9	66.2	46.0	55.4	78.8	81.5	73.7	25.4	-9999.0
154	Southeast Bering Sea	70.5	79.8	90.1	73.2	24.7	25.5	47.9	30.4	61.9	67.1	74.7	20.6	41.3	40.9	70.2	56.6	66.8	75.5	59.8	99.7	106.0	101.5	86.2	85.3	98.9	119.9	117.9	98.4	26.7	67.7	-9999.0