77% (2023)

74% (2013)

68% (2017)

68% (2012)

73% (2021)

71% (2014)

53% (2018)

40% (2011)

62% (2015)

64% (2018)

63% (2008)

59% (2017)

72% (2013)

59% (2009)

57% (2019)

62% (2012)

61% (2015)

40% (2020)

55% (2008)

52% (2016)