58% (2017)

63% (2007)

60% (2000)

60% (1998)

62% (1998)

61% (1997)

71% (2002)

77% (2001)

57% (2003)

69% (2007)

57% (2000)

57% (2016)

65% (1995)

65% (2003)

64% (2001)

71% (1996)

67% (2007)

47% (2002)

67% (2007)

52% (1995)