1959

8.1

2021

9.2

2020

5.5

1998

7.5

2023

7.8

2021

7.7

2009

5.6

1965

6.0

2011

6.4

1930

7.7

1993

5.5

2004

6.3

2012

4.3

1982

7.6

1999

7.6

1982

6.4

2014

6.8

2011

7.1

1993

5.4