YEAR X L1 L2 K1 K2 1929 189.8 173.3 44.151 87.8 888.9 1930 172.1 165.4 41.898 87.8 904.0 1931 159.1 158.2 36.948 84.0 900.2 1932 135.6 141.7 35.686 78.3 883.6 1933 132.0 141.6 35.533 76.6 851.4 1934 141.8 148.0 37.854 76.0 823.7 1935 153.9 154.4 39.014 77.7 805.3 1936 171.5 163.5 40.765 79.1 800.4 1937 183.0 172.0 42.484 80.0 805.5 1938 173.2 161.5 40.039 77.6 817.6 1939 188.5 168.6 41.443 81.4 809.8 1940 205.5 176.5 43.149 87.0 814.1 1941 236.0 192.4 46.576 96.2 830.3 1942 257.8 205.1 49.010 104.4 857.9 1943 277.5 210.1 49.695 110.0 851.4 1944 291.1 208.8 48.668 107.8 834.6 1945 284.5 202.1 47.136 102.1 819.3 1946 274.0 213.4 49.950 97.2 812.3 1947 279.9 223.6 52.350 105.9 851.3 1948 297.6 228.2 53.336 113.0 888.3 1949 297.7 221.3 51.469 114.9 934.6 1950 328.9 228.8 52.972 124.1 964.6 1951 351.4 239.0 55.101 134.5 1021.4 1952 360.4 241.7 55.385 139.7 1068.5 1953 378.9 245.2 56.226 147.4 1100.3 1954 375.8 237.4 54.387 148.9 1134.6 1955 406.7 245.9 55.718 158.6 1163.2 1956 416.3 251.6 56.770 167.1 1213.9 1957 422.8 251.5 56.809 171.9 1255.5 1958 418.4 245.1 55.023 173.1 1287.9 1959 445.7 254.9 56.215 182.5 1305.8 1960 457.3 259.6 56.743 189.0 1341.4 1961 466.3 258.1 56.211 194.1 1373.9 1962 495.3 264.6 57.078 202.3 1399.1 1963 515.5 268.5 57.540 205.4 1436.7 1964 544.1 275.4 58.508 215.9 1477.8 1965 579.2 285.3 60.055 225.0 1524.4 1966 615.6 297.4 62.130 236.2 1582.2 1967 631.1 305.0 63.162 247.9 1645.3 /* Data Source ----------- L. R. Christensen and D. W. Jorgenson, "U. S. Real Product and Real Factor Input: 1929-67," Review of Income and Wealth, March 1970; G. S. Maddala, Introduction to Econometrics, 2nd Ed. p.100, Macmillan, 1992. Data Description ---------------- X = GNP in constant dollars L1 = Number of persons adjusted for hours of work and educational level L2 = Persons engaged K1 = Capital stock adjusted for rate of utilization K2 = Capital stocks in constant dollars */