73% (2013)

67% (2018)

57% (2008)

67% (1999)

50% (2000)

60% (2018)

61% (2012)

53% (2004)

66% (2020)

73% (2001)

66% (1997)

77% (2013)

43% (1992)

66% (1994)

72% (2008)

52% (2006)

71% (2005)

63% (1995)

68% (1999)

48% (2002)