51% (2012)

66% (2015)

59% (2012)

57% (2015)

62% (1999)

60% (2021)

68% (2002)

44% (2006)

58% (2005)

50% (1994)

66% (2000)

40% (2006)

45% (2005)

48% (2003)

0% (1990)

80% (1993)

62% (2004)

87% (1999)

43% (2002)

65% (2003)