74% (2018)

64% (2020)

72% (2014)

69% (2017)

48% (2022)

47% (2012)

51% (2015)

64% (2012)

47% (2010)

54% (2011)

72% (2009)

52% (2011)

54% (2014)

38% (2007)

46% (2008)

61% (2016)