50% (2006)

60% (2005)

65% (2010)

64% (2008)

76% (2011)

63% (2017)

60% (2008)

68% (2015)

70% (2000)

64% (2004)

67% (2006)

64% (2004)

51% (2004)

57% (1998)

59% (2012)

62% (2010)

58% (2019)

50% (2007)

54% (1996)

0% (1997)