2011

6.7

2005

6.4

2002

6.0

1979

3.7

1979

3.7

1989

0.0

1966

0.0

1979

5.7

1978

4.7

2018

6.1

1982

7.0

2004

8.1

0.0

1984

8.4

2009

5.3

1993

7.4

2014

6.0

2024

6.0

2008

2.0

1930

7.2