2025: 13 titles

2024: 10 titles

2023: 7 titles

2022: 6 titles

2021: 3 titles

2020: 4 titles

2019: 10 titles

2018: 7 titles

2017: 8 titles

2016: 11 titles

2015: 6 titles

2014: 12 titles

2013: 6 titles

2012: 10 titles

2011: 6 titles

2010: 7 titles

2009: 8 titles

2008: 5 titles

2007: 6 titles

2006: 9 titles

2005: 6 titles

2004: 8 titles

2003: 4 titles

2002: 5 titles

2001: 2 titles

2000: 3 titles

1999: 2 titles

1998: 4 titles

1997: 3 titles

1995: 1 titles

1994: 2 titles

1993: 3 titles

1992: 3 titles

1991: 1 titles

1989: 1 titles

1988: 3 titles

1985: 1 titles

1984: 1 titles

1982: 2 titles

1981: 1 titles

1979: 1 titles

1978: 2 titles

1977: 1 titles

1976: 2 titles

1975: 1 titles