| Year | Crude Oil Reserves ('000 tonnes) |
Life of Crude Oil Reserves (Years) |
Production of Crude Oil ('000 tonnes) |
|---|---|---|---|
| 1976-77 | 175,280 | 432 | 406 |
| 1980-81 | 328,290 | 66 | 4,985 |
| 1990-91 | 491,670 | 23 | 21,191 |
| 1996-97 | 426,000 | 21 | 20,183 |
| 1997-98 | N.A. | N.A. | 19,863 |
|