52% (1992)

55% (2014)

49% (2000)

65% (2000)

47% (2008)

56% (2007)

70% (2007)

57% (2016)

58% (2001)

65% (2000)

61% (2015)

40% (2001)

45% (2003)

55% (2015)

56% (1996)

50% (2008)

61% (2002)

60% (2005)

55% (2009)

50% (2000)