年份 | 博茨瓦纳 |
---|---|
2023 | - |
2022 | 3.63195 |
2021 | 3.56388 |
2020 | 3.50276 |
2019 | 3.4333 |
2018 | 3.35768 |
2017 | 3.27413 |
2016 | 3.19022 |
2015 | 3.11438 |
2014 | 3.05114 |
2013 | 3.00179 |
2012 | 2.96345 |
2011 | 2.92693 |
2010 | 2.88162 |
2009 | 2.82855 |
2008 | 2.77155 |
2007 | 2.71228 |
2006 | 2.65545 |
2005 | 2.60568 |
2004 | 2.55983 |
2003 | 2.48956 |
2002 | 2.39901 |
2001 | 2.31753 |
2000 | 2.24449 |
1999 | 2.18126 |
1998 | 2.16365 |
1997 | 2.18939 |
1996 | 2.22108 |
1995 | 2.25989 |
1994 | 2.30733 |
1993 | 2.36062 |
1992 | 2.41631 |
1991 | 2.47157 |
1990 | 2.51949 |
1989 | 2.55726 |
1988 | 2.58703 |
1987 | 2.60857 |
1986 | 2.62179 |
1985 | 2.62769 |
1984 | 2.6245 |
1983 | 2.60817 |
1982 | 2.58724 |
1981 | 2.5774 |
1980 | 2.5889 |
1979 | 2.62708 |
1978 | 2.70103 |
1977 | 2.80243 |
1976 | 2.89233 |
1975 | 2.93592 |
1974 | 2.92884 |
1973 | 2.86621 |
1972 | 2.75422 |
1971 | 2.6429 |
1970 | 2.55498 |
1969 | 2.47609 |
1968 | 2.40727 |
1967 | 2.35736 |
1966 | 2.32344 |
1965 | 2.30239 |
1964 | 2.29871 |
1963 | 2.31548 |
1962 | 2.34934 |
1961 | 2.39952 |
1960 | 2.46695 |