46% (2013)

64% (2018)

48% (1997)

60% (2017)

33% (2001)

60% (1994)

70% (1978)

45% (2018)

51% (2016)

64% (2006)

55% (2011)

66% (2009)

46% (2014)

75% (2010)

68% (2001)

60% (2018)

39% (2003)

64% (2015)

53% (2017)

56% (2017)