53% (2000)

51% (2012)

48% (2001)

37% (2002)

45% (2004)

64% (2009)

50% (2004)

47% (2005)

46% (2001)

52% (2002)

58% (1999)

47% (2001)

61% (2011)

50% (2004)

43% (2002)

46% (2005)

42% (2003)

55% (2005)

52% (2003)

55% (2002)