Purchasing power parities (PPP) conversion factor, local currency unit to international dollar
| Year | Value | Footnotes |
|---|---|---|
| 1990 | 358.98 | |
| 1991 | 441.05 | |
| 1992 | 560.02 | |
| 1993 | 544.91 | |
| 1994 | 584.36 | |
| 1995 | 605.65 | |
| 1996 | 630.71 | |
| 1997 | 666.65 | |
| 1998 | 656.91 | |
| 1999 | 679.99 | |
| 2000 | 680.09 | |
| 2001 | 673.73 | |
| 2002 | 661.31 | |
| 2003 | 702.76 | |
| 2004 | 709.9 | |
| 2005 | 744.62 | |
| 2006 | 774.08 | |
| 2007 | 798.88 | |
| 2008 | 858.85 | |
| 2009 | 977.82 |
