2003

7.7

1995

7.6

2000

8.2

1999

6.5

1997

7.5

1944

7.6

1997

7.0

1968

7.1

2006

7.3

2014

10.0

2010

7.7

1993

7.0

1978

6.3

1975

7.2

2008

5.4

1989

6.6

1995

7.7

2023

5.2

2025

8.4

2021

3.3