62% (2005)

55% (2008)

67% (2006)

62% (2002)

62% (1997)

53% (1994)

66% (2018)

63% (2007)

61% (2011)

47% (2007)

58% (2006)

67% (2002)

63% (2010)

58% (2004)

54% (2005)

88% (2012)

70% (2013)

69% (2018)

70% (2011)

60% (2011)