56% (1990)

49% (2013)

61% (2007)

45% (1997)

56% (2008)

51% (1997)

63% (2007)

55% (2006)

52% (2024)

66% (2000)

50% (2000)

43% (1992)

56% (1997)

61% (2002)

60% (2002)

51% (1991)

48% (2005)

60% (1996)

47% (2011)

64% (1995)