1958	12
1959	13
1960	18
1963	20
1964	20
1965	21
1966	23
1967	30
1968	26
1969	27
1970	30
1971	37
1972	29
1973	35
1974	31
1975	39
1976	35
1977	28
1978	32
1979	21
1980	28
1981	33
1982	25
1983	33
1984	31
1985	28
1986	27
1987	24
1988	22
1989	24
1990	21
1991	21
1992	23
1993	16
1994	18
1995	23
1996	19
1997	21
1998	20
1999	17
2000	14
2001	19
2003	18
2004	16
2005	19
2006	21
2007	24
2008	23
2009	27
2010	30
2011	57
2012	34
2013	37
2014	46
2015	35
2016	41
2017	38
2018	31
2019	35
2020	35
2021	27
2022	16
2023	28
2024	31
2025	23