64% (2024)

78% (2022)

69% (2019)

76% (2018)

68% (1999)

58% (2000)

0% (1970)

63% (2006)

61% (2002)

35% (2011)

54% (2023)

85% (1990)

75% (1988)

45% (1993)

0% (2008)

36% (2005)

49% (2005)

0% (1985)

61% (2018)

30% (2010)