| 时间 | 值 （亿千瓦时） | 世界排名 |
|---|---|---|
| 2015 | 479 | 26 |
| 2014 | 503 | 46 |
| 2013 | 571 | 44 |
| 2012 | 608 | 41 |
| 2011 | 592 | 40 |
| 2010 | 574 | 40 |
| 2009 | 611 | 36 |
| 2008 | 629 | 35 |
| 2007 | 627 | 34 |
| 2006 | 602 | 36 |
| 2005 | 594 | 33 |
| 2004 | 588 | 34 |
| 2003 | 579 | 34 |
| 2002 | 539 | 35 |
| 2001 | 531 | 34 |
| 2000 | 534 | 33 |
| 1999 | 494 | 34 |
| 1998 | 462 | 33 |
| 1997 | 433 | 34 |
| 1996 | 424 | 33 |
| 1995 | 413 | 31 |
| 1994 | 404 | 31 |
| 1993 | 381 | 31 |
| 1992 | 372 | 29 |
| 1991 | 357 | 30 |
| 1990 | 348 | 28 |
| 1989 | 342 | 24 |
| 1988 | 332 | 23 |
| 1987 | 301 | 23 |