73% (1989)

70% (2009)

58% (2004)

0% (1982)

40% (2000)

50% (1992)

70% (2013)

90% (2003)

0% (2023)

80% (1976)

70% (1992)

25% (1991)

87% (1997)

0% (1984)

61% (2005)

80% (2009)

87% (2007)

50% (2000)

0% (2022)

50% (1995)