53% (2010)

58% (2012)

66% (2018)

70% (2016)

68% (2013)

72% (2018)

60% (2016)

62% (2017)

72% (2017)

66% (2007)

73% (2019)

62% (2015)

59% (2002)

67% (1995)

52% (2018)

50% (1992)

50% (2018)

51% (2011)

57% (1992)

58% (2008)