South Africa [South_Africa]
- min:
- 4.797
- max:
- 5.236
- avg:
- 4.989
- σ:
- 0.142
| Period | Value |
|---|
| 1973 | 5.236076354980469 |
| 1974 | 5.235610485076904 |
| 1975 | 5.198295593261719 |
| 1976 | 5.155778884887695 |
| 1977 | 5.114862442016602 |
| 1978 | 5.119295120239258 |
| 1979 | 5.121476173400879 |
| 1980 | 5.179427623748779 |
| 1981 | 5.198783874511719 |
| 1982 | 5.1935200691223145 |
| 1983 | 5.176929950714111 |
| 1984 | 5.162724494934082 |
| 1985 | 5.11297607421875 |
| 1986 | 5.10798978805542 |
| 1987 | 5.12849760055542 |
| 1988 | 5.122735977172852 |
| 1989 | 5.09912109375 |
| 1990 | 5.028934955596924 |
| 1991 | 4.997123718261719 |
| 1992 | 4.956377029418945 |
| 1993 | 4.941531181335449 |
| 1994 | 4.915997505187988 |
| 1995 | 4.917111873626709 |
| 1996 | 4.908125877380371 |
| 1997 | 4.894647598266602 |
| 1998 | 4.892990589141846 |
| 1999 | 4.854119777679443 |
| 2000 | 4.863020420074463 |
| 2001 | 4.847641944885254 |
| 2002 | 4.879302024841309 |
| 2003 | 4.876970291137695 |
| 2004 | 4.868980407714844 |
| 2005 | 4.861055374145508 |
| 2006 | 4.869685649871826 |
| 2007 | 4.856165885925293 |
| 2008 | 4.893802165985107 |
| 2009 | 4.864776611328125 |
| 2010 | 4.839463710784912 |
| 2011 | 4.861608982086182 |
| 2012 | 4.847026348114014 |
| 2013 | 4.852435111999512 |
| 2014 | 4.839433670043945 |
| 2015 | 4.820514678955078 |
| 2016 | 4.797447204589844 |