46% (1977)

61% (2015)

51% (2006)

60% (2011)

64% (2011)

58% (2007)

46% (2002)

10% (2020)

70% (2018)

62% (2017)

54% (2008)

57% (2001)

69% (2019)

53% (1985)

44% (2020)

58% (2016)

61% (2002)

57% (2002)

54% (2007)

70% (2014)