68% (2024)

63% (2023)

70% (2012)

69% (2008)

63% (2017)

62% (2016)

58% (2010)

68% (2010)

59% (2008)

70% (2015)

57% (2017)

44% (2014)

55% (2017)

67% (2014)

56% (2017)

52% (2019)

54% (2014)

63% (2007)

57% (2005)

30% (2018)