2006

5.6

1992

7.6

2012

9.8

1929

6.5

2013

7.0

1962

7.3

1930

6.9

1998

5.3

2017

6.1

2003

7.0

2009

4.7

2019

6.5

1973

6.9

1991

7.4

1995

6.3

1923

6.7

2005

7.0

2001

9.0

1990

6.9

1967

7.3