70% (2013)

62% (1990)

64% (2001)

57% (1998)

60% (1996)

71% (1994)

55% (2007)

60% (1989)

60% (1988)

71% (2000)

73% (1994)

47% (1993)

65% (1989)

62% (1994)

49% (1999)

65% (2018)

60% (2000)

55% (1997)

58% (2002)

57% (2002)