62% (2007)

73% (2014)

40% (2009)

32% (2016)

72% (2013)

46% (2016)

75% (2011)

30% (2015)

42% (2010)

56% (2017)

0% (2001)

61% (1971)

62% (2017)

35% (2017)

0% (2018)

50% (2016)

0% (2017)

50% (2019)

78% (2017)

60% (2018)