| Year | Billions of current dollars | Billions of 1987 dollars | |||||||
| Opening stock | Additions | Depletion | Revaluation adjustment | Closing stock (1+2-3+4) | Opening stock | Additions | Depletion | Closing stock (6+7-8) | |
| (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) | |
| 1958 | 102.6 | 4.6 | 4.3 | 2.8 | 105.6 | 544.4 | 31.4 | 25.9 | 550.0 |
| 1959 | 105.6 | 5.9 | 4.4 | -2.0 | 105.2 | 550.0 | 39.5 | 27.3 | 562.2 |
| 1960 | 105.2 | 2.6 | 4.5 | 13.9 | 117.2 | 562.2 | 24.1 | 27.7 | 558.5 |
| 1961 | 117.2 | 6.0 | 4.6 | 1.5 | 120.1 | 558.5 | 33.9 | 28.2 | 564.2 |
| 1962 | 120.1 | 6.9 | 4.8 | 3.2 | 125.4 | 564.2 | 34.6 | 29.0 | 569.8 |
| 1963 | 125.4 | 6.0 | 5.3 | 9.6 | 135.8 | 569.8 | 32.9 | 30.3 | 572.5 |
| 1964 | 135.8 | 8.2 | 5.5 | 3.2 | 141.7 | 572.5 | 39.4 | 31.1 | 580.7 |
| 1965 | 141.7 | 7.9 | 5.5 | -2.3 | 141.8 | 580.7 | 42.3 | 32.1 | 590.9 |
| 1966 | 141.8 | 7.4 | 5.8 | -.6 | 142.7 | 590.9 | 39.9 | 34.1 | 596.6 |
| 1967 | 142.7 | 7.2 | 6.1 | -3.9 | 140.0 | 596.6 | 40.2 | 36.0 | 600.9 |
| 1968 | 140.0 | 5.9 | 6.2 | -1.2 | 138.4 | 600.9 | 31.7 | 37.3 | 595.3 |
| 1969 | 138.4 | 3.4 | 6.5 | 4.1 | 139.5 | 595.3 | 22.6 | 38.5 | 579.5 |
| 1970 | 139.5 | 20.5 | 7.1 | 6.8 | 159.7 | 579.5 | 112.7 | 40.4 | 651.8 |
| 1971 | 159.7 | 5.9 | 7.0 | -6.5 | 152.1 | 651.8 | 28.4 | 39.9 | 640.4 |
| 1972 | 152.1 | 3.7 | 6.5 | -1.4 | 147.9 | 640.4 | 21.7 | 40.2 | 621.8 |
| 1973 | 147.9 | 4.2 | 7.6 | 51.1 | 195.7 | 621.8 | 22.9 | 39.6 | 605.1 |
| 1974 | 195.7 | 7.6 | 8.3 | 38.2 | 233.1 | 605.1 | 26.2 | 38.1 | 593.2 |
| 1975 | 233.1 | 5.1 | 10.7 | 50.3 | 277.8 | 593.2 | 20.4 | 36.4 | 577.2 |
| 1976 | 277.8 | 8.4 | 15.7 | 66.6 | 337.1 | 577.2 | 18.2 | 36.0 | 559.5 |
| 1977 | 337.1 | 21.0 | 17.9 | -17.6 | 322.6 | 559.5 | 40.8 | 36.3 | 564.0 |
| 1978 | 322.6 | 13.8 | 18.4 | 21.5 | 339.5 | 564.0 | 27.3 | 37.3 | 554.0 |
| 1979 | 339.5 | 23.5 | 21.6 | 56.7 | 398.1 | 554.0 | 41.5 | 37.9 | 557.6 |
| 1980 | 398.1 | 33.9 | 27.2 | 43.5 | 448.3 | 557.6 | 45.0 | 38.3 | 564.3 |
| 1981 | 448.3 | 31.1 | 26.3 | -73.7 | 379.4 | 564.3 | 32.6 | 38.0 | 558.9 |
| 1982 | 379.4 | 43.9 | 43.6 | -94.5 | 285.2 | 558.9 | 26.7 | 37.1 | 548.6 |
| 1983 | 285.2 | 68.7 | 68.1 | 314.7 | 600.6 | 548.6 | 28.8 | 36.0 | 541.3 |
| 1984 | 600.6 | 86.3 | 74.5 | 128.9 | 741.3 | 541.3 | 39.4 | 38.1 | 542.7 |
| 1985 | 741.3 | 62.1 | 62.3 | -146.7 | 594.4 | 542.7 | 40.4 | 37.6 | 545.5 |
| 1986 | 594.4 | 33.8 | 46.4 | -110.2 | 471.6 | 545.5 | 30.3 | 36.7 | 539.1 |
| 1987 | 471.6 | 36.8 | 36.0 | -34.8 | 437.5 | 539.1 | 37.1 | 36.4 | 539.8 |
| 1988 | 437.5 | 16.4 | 17.5 | -65.3 | 371.1 | 539.8 | 25.5 | 36.6 | 528.7 |
| 1989 | 371.1 | 20.6 | 16.9 | 35.1 | 409.9 | 528.7 | 34.1 | 35.7 | 527.1 |
| 1990 | 409.9 | 29.1 | 22.4 | 54.6 | 471.2 | 527.1 | 38.8 | 35.7 | 530.3 |
| 1991 | 471.2 | 19.6 | 24.2 | 14.0 | 480.6 | 530.3 | 25.0 | 35.6 | 519.7 |
