| 年份 | 肯尼亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | - |
| 2020 | 0.103312 |
| 2019 | 0.127332 |
| 2018 | 0.131207 |
| 2017 | 0.134333 |
| 2016 | 0.138644 |
| 2015 | 0.143077 |
| 2014 | 0.147578 |
| 2013 | 0.152295 |
| 2012 | 0.157213 |
| 2011 | 0.16233 |
| 2010 | 0.167796 |
| 2009 | 0.173412 |
| 2008 | 0.17862 |
| 2007 | 0.184749 |
| 2006 | - |
| 2005 | 0.197994 |
| 2004 | 0.205307 |
| 2003 | 0.213873 |
| 2002 | 0.22437 |
| 2001 | 0.233306 |
| 2000 | 0.22453 |
| 1999 | 0.250429 |
| 1998 | 0.259042 |
| 1997 | 0.267563 |
| 1996 | 0.276366 |
| 1995 | 0.285459 |
| 1994 | 0.222382 |
| 1993 | 0.251028 |
| 1992 | 0.259791 |
| 1991 | 0.224199 |
| 1990 | 0.232631 |
| 1989 | - |
| 1988 | - |
| 1987 | - |
| 1986 | - |
| 1985 | - |
| 1984 | - |
| 1983 | - |
| 1982 | - |
| 1981 | - |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |