1941

7.1

2010

7.8

1990

6.5

2003

6.7

1995

5.7

1967

7.6

2021

7.2

1969

7.3

1985

6.2

2005

5.2

1961

6.9

1998

6.0

1991

6.9

2024

7.1

2014

5.6

2000

8.1

2003

7.4

2009

6.9

2006

6.8

2010

6.6