64% (1967)

60% (2010)

100% (1978)

62% (1989)

54% (1997)

30% (1993)

0% (2003)

70% (2003)

46% (2015)

51% (2005)

10% (1992)

40% (2003)

44% (2002)

10% (1979)

60% (2017)

30% (1986)

0% (2020)

48% (2011)

55% (2015)

57% (2012)