65% (2009)

70% (2013)

56% (2009)

57% (2005)

70% (2007)

42% (2007)

20% (2003)

42% (2009)

0% (1990)

0% (2021)

80% (2002)

68% (2005)

20% (1995)

75% (2021)

50% (1989)

55% (1998)

50% (1992)

20% (1998)

50% (1996)

50% (2008)