55% (2007)

48% (2021)

40% (1998)

65% (2000)

43% (2003)

54% (1993)

55% (2009)

53% (1992)

48% (2014)

35% (2001)

55% (2008)

60% (1990)

62% (2001)

56% (1996)

61% (2015)

60% (2005)

50% (1994)

63% (2002)

50% (2003)

50% (2008)