59% (2010)

60% (2000)

51% (2001)

58% (1996)

58% (1999)

70% (2013)

0% (1993)

43% (2000)

51% (1996)

70% (2006)

58% (2004)

60% (1997)

60% (2002)

58% (2002)

52% (1999)

52% (2013)

52% (2010)

64% (2002)

62% (1997)

68% (1995)