64% (2018)

57% (2019)

65% (2012)

20% (2010)

48% (2015)

67% (2015)

59% (2003)

62% (1997)

55% (2002)

56% (1995)

43% (2015)

48% (1993)

100% (1993)

66% (1996)

0% (2003)

53% (1992)

0% (1984)

75% (1988)

64% (2011)

65% (2015)