71% (1968)

51% (2001)

0% (1997)

36% (2017)

57% (2020)

42% (2015)

30% (2018)

70% (2017)

75% (2005)

47% (2008)

65% (2010)

71% (1993)

67% (1988)

55% (2003)

40% (1985)

25% (2008)

55% (1996)

50% (2019)

63% (1997)

0% (2004)