2001

8.9

2000

6.2

2020

7.0

2007

9.8

2023

7.9

1998

6.9

2012

8.3

1988

7.4

2006

8.4

2016

7.6

1931

5.8

2018

6.0

2005

8.2

2020

6.1

2022

4.5

2018

3.9

1967

5.5

2021

6.2

2017

5.7

2006

9.8