GDP statistics

GDP Change of European Countries and Japan (1939-1947)

Year	Austria	Belgium	France	Germany	Italy	Netherlands	Norway	United Kingdom	Japan
1939	100,00	100,00	100,00	100,00	100,00	100,00	100,00	100,00	100,00
1940	96,65	88,59	84,33	99,93	99,56	87,15	90,51	109,48	102,07
1941	102,96	84,64	69,04	105,64	97,47	81,73	92,16	119,47	102,03
1942	97,24	77,62	62,19	106,18	95,67	74,08	88,02	121,24	100,07
1943	99,25	75,87	59,67	108,96	86,32	71,81	85,61	123,67	100,18
1944	101,38	79,86	48,3	122,61	69,95	47,79	80,40	118,26	94,43
1945	42,11	88,83	53,69	77,96	54,59	48,46	89,22	112,68	47,80
1946	47,76	94,64	80,43	45,11	71,08	80,38	97,61	107,71	51,27
1947	52,90	92,23	86,33	49,74	82,93	91,05	107,50	105,47	54,71

Wartime GDP of the Great Powers
1938 to 1945 in International Dollars and 1990 Prices (billions) (1)

Country	1938	1939	1940	1941	1942	1943	1944	1945
United States	800	869	943	1094	1235	1399	1499	1474
United Kingdom	284	287	316	344	353	361	346	331
France	186	199	164	130	116	110	93	101
Italy	141	151	147	144	145	137	117	92
Soviet Union	359	366	417	359	274	305	362	343
Germany	351	384	387	412	417	426	437	310
Austria	24	27	27	29	27	28	29	12
Japan	169	184	192	196	197	194	189	144
Allied / Axis GDP	2.4	2.3	2.1	2.0	2.1	2.3	3.1	5.0

(1) Based on Table 1 found in Mark Harrison, The USSR and Total War: Why Didn't the Soviet Economy Collapse in 1942? from Mark Harrison, "The Economics of World War II: an Overview," in Mark Harrison, ed., The Economics of World War II: Six Great Powers in International Comparison, Cambridge University Press (1998), 10.

1939 GNP in billions of US$ (1985 dollars) by country

Country	GNP (billions, 1985 USD$)	Portion of World GNP
United States	788	22.5%
United Kingdom	215	6.1%
Soviet Union	308	8.5%
Germany	271	7.7%
Italy	114	3.3%
Japan	135	3.9%

World GNP = $3,500 billion

1944 numbers are essentially the same except that the US is twice as large

Relative World War 2 Munitions Output (U.S. 1944 = 100)

Year