57% (2000)

67% (1992)

51% (2005)

52% (1997)

49% (2007)

66% (1997)

53% (1998)

56% (2009)

72% (2008)

68% (2004)

42% (2010)

57% (2021)

56% (2006)

50% (2019)

48% (1994)

51% (2000)

36% (2010)

43% (2003)

45% (1997)

40% (2018)