2000

5.5

1979

7.3

2007

6.9

1983

7.9

2011

5.5

2013

4.4

1994

4.7

2020

6.7

2014

7.3

2021

6.2

1997

8.5

2013

7.6

2002

5.4

2011

7.3

5.0

2014

6.9

2023

5.0

2019

3.5

1941

6.1

2022

6.7