1974

8.6

1937

6.7

2005

6.1

1994

7.5

1989

5.7

2006

7.1

2000

7.1

2003

6.7

2005

6.9

2007

8.2

2002

7.1

2005

5.3

2014

4.8

2023

10.0

1996

5.4

2021

7.3

1982

6.2

1996

7.1

2008

5.7

2005

6.5