51% (1990)

60% (2014)

80% (2023)

80% (2021)

70% (2000)

87% (2008)

57% (1996)

66% (2005)

80% (1990)

73% (1995)

77% (2006)

70% (1996)

10% (1999)

63% (2010)

80% (2013)

70% (2016)

67% (2021)

80% (2015)

50% (2012)

50% (2016)