62% (2003)

60% (1999)

62% (2015)

67% (2006)

69% (2002)

65% (1999)

61% (2016)

69% (1999)

63% (1997)

60% (2021)

66% (1996)

65% (1996)

63% (2005)

63% (2005)

60% (2001)

63% (2005)

59% (1999)

60% (2011)

70% (2011)

70% (2012)