77% (2018)

57% (2016)

63% (2019)

73% (2013)

67% (2011)

59% (2012)

72% (1992)

64% (1998)

60% (2003)

62% (2014)

61% (1999)

62% (2006)

70% (2015)

69% (2011)

72% (2009)

48% (2002)

67% (2016)

55% (2002)

72% (2008)

53% (2003)