66% (2019)

56% (2004)

69% (2010)

66% (1961)

68% (1998)

59% (2005)

59% (2006)

41% (2007)

48% (2016)

43% (1990)

57% (2016)

50% (2001)

50% (2009)

42% (1990)

42% (2003)

47% (2011)

60% (2001)

59% (2015)