79% (2004)

67% (2018)

67% (2015)

66% (1999)

57% (2012)

71% (2009)

74% (1997)

58% (2023)

57% (2008)

70% (2014)

66% (2018)

72% (2017)

61% (2012)

58% (2019)

66% (2013)

66% (1994)

66% (2016)

45% (1988)

52% (2006)

61% (2023)