1993

5.4

2010

6.9

2007

7.7

1996

5.4

2023

5.3

1937

6.5

2021

4.6

2010

4.8

1964

4.0

1940

5.8

2009

10.0

2003

8.0

2017

6.0

2005

4.0

1993

4.2

1993

5.0

1991

7.8

1948

9.0