2003

7.8

2002

7.3

1993

7.2

1984

7.1

1992

6.8

1977

7.3

2021

7.2

2013

5.5

2000

4.7

1970

0.0

2021

7.5

1941

8.0

2003

7.1

2008

7.0

2007

8.1

1986

6.7

2022

5.3

2011

9.2

2023

7.7

2018

5.7