2002

8.6

2007

0.0

2013

7.9

1996

7.3

1986

6.7

1985

7.6

1993

7.0

2015

8.7

2014

0.0

1992

7.0

1959

6.0

2004

8.1

1988

7.1

1986

5.8

2013

0.0

1960

0.0