1968

6.9

2021

7.3

1993

6.1

2008

7.4

1989

9.3

2002

4.7

2000

5.4

2005

8.3

2007

9.8

2012

6.3

2021

7.1

1981

7.4

1982

5.9

1946

5.8

2023

6.3

2001

8.8

2002

6.3

2017

7.0

2009

7.5