| 年份 | 斯里兰卡  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 1.44万 | 
| 2021 | 1.46万 | 
| 2020 | 1.37万 | 
| 2019 | 1.42万 | 
| 2018 | 1.41万 | 
| 2017 | 1.35万 | 
| 2016 | 1.29万 | 
| 2015 | 1.2万 | 
| 2014 | 1.15万 | 
| 2013 | 1.1万 | 
| 2012 | 1.03万 | 
| 2011 | 9140.5 | 
| 2010 | 8316.31 | 
| 2009 | 7676.83 | 
| 2008 | 7438.7 | 
| 2007 | 6959.84 | 
| 2006 | 6411.82 | 
| 2005 | 5834.71 | 
| 2004 | 5375.05 | 
| 2003 | 5012.39 | 
| 2002 | 4686.49 | 
| 2001 | 4483.27 | 
| 2000 | 4487.44 | 
| 1999 | 4163.14 | 
| 1998 | 3959.26 | 
| 1997 | 3762.14 | 
| 1996 | 3499.74 | 
| 1995 | 3337.4 | 
| 1994 | 3126.96 | 
| 1993 | 2929.51 | 
| 1992 | 2707.52 | 
| 1991 | 2565.88 | 
| 1990 | 2402.11 | 
| 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 | - |