2017

7.3

2007

5.7

2021

7.4

2021

6.2

2022

4.5

5.0

2001

9.9

2011

7.1

6.2

2017

5.9

1972

10.0

2009

4.0

5.9

1999

6.5

2017

9.0

1984

6.5

2008

5.8

1956

6.5

1966

7.0

2020

6.8