Belgium [Belgium]
- min:
- 4.497
- max:
- 4.655
- avg:
- 4.569
- σ:
- 0.047
| Period | Value |
|---|
| 1973 | 4.648262977600098 |
| 1974 | 4.644741058349609 |
| 1975 | 4.640300750732422 |
| 1976 | 4.654610633850098 |
| 1977 | 4.644678115844727 |
| 1978 | 4.641911029815674 |
| 1979 | 4.638466835021973 |
| 1980 | 4.651350975036621 |
| 1981 | 4.628755569458008 |
| 1982 | 4.61961030960083 |
| 1983 | 4.605411052703857 |
| 1984 | 4.598517417907715 |
| 1985 | 4.577597141265869 |
| 1986 | 4.583774566650391 |
| 1987 | 4.592240333557129 |
| 1988 | 4.6122331619262695 |
| 1989 | 4.61303186416626 |
| 1990 | 4.534803867340088 |
| 1991 | 4.538583278656006 |
| 1992 | 4.554809093475342 |
| 1993 | 4.545968055725098 |
| 1994 | 4.549866676330566 |
| 1995 | 4.5483293533325195 |
| 1996 | 4.528066635131836 |
| 1997 | 4.537134170532227 |
| 1998 | 4.539017200469971 |
| 1999 | 4.541408061981201 |
| 2000 | 4.549517631530762 |
| 2001 | 4.53886604309082 |
| 2002 | 4.551586151123047 |
| 2003 | 4.547464370727539 |
| 2004 | 4.536884307861328 |
| 2005 | 4.534486770629883 |
| 2006 | 4.510290145874023 |
| 2007 | 4.4966654777526855 |
| 2008 | 4.504392147064209 |
| 2009 | 4.530972957611084 |
| 2010 | 4.558224201202393 |
| 2011 | 4.5364766120910645 |
| 2012 | 4.539625644683838 |
| 2013 | 4.530063152313232 |
| 2014 | 4.517777442932129 |
| 2015 | 4.518356800079346 |
| 2016 | 4.513037204742432 |