Purchasing power parities (PPP) conversion factor, local currency unit to international dollar
| Year | Value | Footnotes |
|---|---|---|
| 1990 | 56.2 | 1 |
| 1991 | 69.39 | 1 |
| 1992 | 82.02 | 1 |
| 1993 | 87.47 | 1 |
| 1994 | 96.78 | 1 |
| 1995 | 115.97 | 1 |
| 1996 | 132.41 | 1 |
| 1997 | 146.5 | 1 |
| 1998 | 161.09 | 1 |
| 1999 | 173.48 | 1 |
| 2000 | 186.26 | 1 |
| 2001 | 201.48 | 1 |
| 2002 | 216.51 | 1 |
| 2003 | 231.71 | 1 |
| 2004 | 253.45 | 1 |
| 2005 | 278.96 | 1 |
| 2006 | 301.24 | 1 |
| 2007 | 320.29 | 1 |
| 2008 | 349.86 | 1 |
| 2009 | 378.64 | 1 |
Footnotes:
- Estimates are based on regression.
