2006

6.6

1954

7.6

1955

6.0

2015

6.3

1933

7.6

2005

6.9

1991

6.5

1962

6.9

1964

7.1

2011

6.7

2001

4.0

2005

4.9

2000

6.5

1993

4.4

2019

0.0

2023

6.0

2009

3.7

2017

5.4

1996

6.2

1997

6.2