46% (2011)

53% (2010)

45% (2009)

0% (2025)

85% (2004)

60% (2021)

54% (2008)

56% (2009)

43% (2012)

52% (2011)

46% (2005)

0% (2025)

60% (2004)

30% (2003)

62% (2014)

0% (1970)

27% (2001)

52% (2011)

20% (2003)

20% (2000)