48% (2003)

33% (1998)

42% (2010)

47% (2007)

44% (2011)

36% (1996)

44% (1993)

41% (2016)

51% (2008)

41% (2010)

39% (2012)

57% (2011)

42% (1992)

57% (2013)

45% (2006)

41% (2005)

50% (2021)

55% (2000)

46% (2005)