29% (2009)

38% (2009)

43% (2007)

51% (2009)

69% (1991)

54% (1978)

60% (2006)

62% (2020)

47% (2023)

73% (2021)

70% (2019)

54% (2002)

49% (2001)

40% (2023)

63% (2021)

65% (2014)

80% (1989)

33% (2015)

72% (2019)

55% (2018)