Energy use (kg oil equivalent) per $1,000 GDP (Constant 2005 PPP $)
| Year | Value | Footnotes |
|---|---|---|
| 1990 | 230 | |
| 1991 | 219 | |
| 1992 | 229 | |
| 1993 | 215 | |
| 1994 | 252 | |
| 1995 | 230 | |
| 1996 | 247 | |
| 1997 | 232 | |
| 1998 | 243 | |
| 1999 | 244 | |
| 2000 | 243 | |
| 2001 | 241 | |
| 2002 | 262 | |
| 2003 | 261 | |
| 2004 | 236 | |
| 2005 | 225 | |
| 2006 | 210 | |
| 2007 | 203 | |
| 2008 | 195 |
