2024

6.5

2023

5.6

2021

6.8

2019

8.1

1986

7.1

2000

6.6

2011

6.8

1941

8.0

1977

8.2

2022

6.9

2009

7.6

2001

8.5

2013

7.9

2011

6.5

1994

8.7

1993

7.0

2010

7.0

1972

8.7

1976

7.8

2010

8.4