73% (2019)

58% (2018)

67% (1996)

50% (1995)

0% (1994)

70% (1991)

70% (1988)

62% (1996)

0% (1990)

75% (1986)

60% (1995)

74% (1994)

0% (1989)

70% (1997)

75% (1996)

50% (1997)

0% (1994)

80% (1983)

85% (1995)

70% (1996)