| 年份 | 博茨瓦纳 |
|---|---|
| 2023 | - |
| 2022 | 94.5285 |
| 2021 | 102.186 |
| 2020 | 117.414 |
| 2019 | 106.715 |
| 2018 | 98.4686 |
| 2017 | 95.926 |
| 2016 | 91.242 |
| 2015 | 106.08 |
| 2014 | 96.8168 |
| 2013 | 102.511 |
| 2012 | 113.832 |
| 2011 | 107.971 |
| 2010 | 108.251 |
| 2009 | 112.749 |
| 2008 | 104.492 |
| 2007 | 85.6197 |
| 2006 | 82.7313 |
| 2005 | 82.8816 |
| 2004 | 91.6701 |
| 2003 | 90.7284 |
| 2002 | 89.9483 |
| 2001 | 87.8294 |
| 2000 | 87.7759 |
| 1999 | 85.7441 |
| 1998 | 104.919 |
| 1997 | 87.6865 |
| 1996 | 84.999 |
| 1995 | 96.6159 |
| 1994 | 92.8428 |
| 1993 | 92.1184 |
| 1992 | 93.3921 |
| 1991 | 93.4994 |
| 1990 | 94.7365 |
| 1989 | 86.9117 |
| 1988 | 73.4077 |
| 1987 | 73.3126 |
| 1986 | 80.7979 |
| 1985 | 84.9407 |
| 1984 | 97.1509 |
| 1983 | 100.482 |
| 1982 | 114.712 |
| 1981 | 121.825 |
| 1980 | 113.383 |
| 1979 | 111.127 |
| 1978 | 116.464 |
| 1977 | 118.409 |
| 1976 | 115.935 |
| 1975 | 120.198 |
| 1974 | 123.852 |
| 1973 | 123.134 |
| 1972 | 123.171 |
| 1971 | 128.414 |
| 1970 | 136.258 |
| 1969 | 129.793 |
| 1968 | 139.895 |
| 1967 | 126.16 |
| 1966 | 121.68 |
| 1965 | 118.902 |
| 1964 | 119.805 |
| 1963 | 119.455 |
| 1962 | 118.411 |
| 1961 | 117.374 |
| 1960 | 116.05 |