| Año | Valor |
|---|---|
| 1980-01-01 | 106100000.000000 |
| 1981-01-01 | 99839674.558442 |
| 1982-01-01 | 155911031.074549 |
| 1983-01-01 | 160136104.276958 |
| 1984-01-01 | 251639208.382791 |
| 1985-01-01 | 200010984.182777 |
| 1986-01-01 | 163670857.338569 |
| 1987-01-01 | 97314186.610677 |
| 1988-01-01 | 105826913.915840 |
| 1989-01-01 | 204900000.000000 |
| 1990-01-01 | 166810086.639826 |
| 1991-01-01 | 106371521.549443 |
| 1992-01-01 | 181792546.097048 |
| 1993-01-01 | 223386892.216689 |
| 1994-01-01 | 450958647.772345 |
| 1995-01-01 | 659954209.427882 |
| 1996-01-01 | 955010418.559974 |
| 1997-01-01 | 1086643726.253180 |
| 1998-01-01 | 948491205.029463 |
| 1999-01-01 | 974931910.336526 |
Fuente: World Bank