57% (2015)

49% (2013)

58% (2004)

50% (2011)

55% (2008)

60% (2018)

43% (2020)

54% (2005)

64% (2018)

53% (2020)

44% (2000)

48% (2010)

68% (1984)

59% (2000)

69% (1992)

76% (2003)

0% (1978)

40% (1989)

61% (2019)

40% (2003)