58% (2006)

55% (1996)

50% (1993)

40% (1983)

50% (1992)

55% (2001)

55% (1967)

55% (1995)

60% (2003)

50% (1995)

0% (2013)

75% (1991)

70% (1980)

0% (2017)

60% (1994)

30% (1993)

60% (2018)

50% (1993)

54% (1994)

64% (1992)