67% (2021)

57% (1997)

53% (1995)

64% (2003)

45% (2004)

62% (2003)

54% (2000)

63% (2001)

37% (2005)

0% (2016)

60% (1992)

40% (2001)

58% (1997)

56% (1991)

49% (2001)

33% (1997)

0% (1991)

50% (1994)

43% (1991)

30% (2003)