2000

4.9

2018

4.5

2019

6.2

2022

9.0

2022

5.4

2008

7.0

2006

5.6

2005

5.7

1997

7.1

1996

5.5

2005

6.9

2005

6.5

2005

7.3

1976

6.0

2016

0.0

1991

6.1

1995

7.3

2003

5.0

1998

6.8

1947

6.0