59% (2001)

64% (1997)

70% (2013)

72% (1999)

70% (2016)

57% (2003)

60% (1997)

72% (1995)

65% (2013)

54% (1999)

71% (2014)

65% (1995)

59% (1998)

69% (2000)

63% (1998)

64% (2018)

70% (2007)

68% (2008)

62% (2003)

58% (2018)