| 年份 | 博茨瓦纳 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | - |
| 2020 | - |
| 2019 | - |
| 2018 | - |
| 2017 | - |
| 2016 | - |
| 2015 | 48.8619 |
| 2014 | 48.7188 |
| 2013 | 48.8289 |
| 2012 | 48.9852 |
| 2011 | - |
| 2010 | - |
| 2009 | 48.7528 |
| 2008 | 48.9483 |
| 2007 | 48.941 |
| 2006 | 49.1092 |
| 2005 | 49.299 |
| 2004 | 49.2659 |
| 2003 | 49.4597 |
| 2002 | 49.4473 |
| 2001 | 49.6338 |
| 2000 | 49.676 |
| 1999 | 49.7251 |
| 1998 | 49.6248 |
| 1997 | 49.8874 |
| 1996 | 49.9412 |
| 1995 | 50.0913 |
| 1994 | 50.4111 |
| 1993 | 50.6509 |
| 1992 | 51.1035 |
| 1991 | 51.3855 |
| 1990 | 51.6017 |
| 1989 | 51.4924 |
| 1988 | 51.664 |
| 1987 | 51.6942 |
| 1986 | 51.813 |
| 1985 | 52.4064 |
| 1984 | 52.8035 |
| 1983 | 53.3132 |
| 1982 | 53.3515 |
| 1981 | 53.9883 |
| 1980 | 54.5581 |
| 1979 | 55.0273 |
| 1978 | 55.1688 |
| 1977 | 55.106 |
| 1976 | 55.1048 |
| 1975 | 54.9896 |
| 1974 | 54.5873 |
| 1973 | 54.2943 |
| 1972 | 53.7618 |
| 1971 | 53.3732 |
| 1970 | 53.0746 |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |