2016

6.8

2010

4.6

1982

5.8

1965

7.9

1997

5.1

1987

4.5

1970

6.1

2003

6.0

1932

7.8

2004

4.7

1971

7.0

1972

7.2

1984

6.3

1936

7.3

1979

6.4

1995

6.7

1999

5.3

1968

7.1

1998

5.1

2023

9.6