1959

7.8

2005

7.0

2000

7.3

1995

6.6

1979

7.7

1961

7.3

1963

7.0

1964

7.0

1990

8.5

0.0

2005

5.5

2003

6.2

1999

7.9

1992

7.1

2003

6.7

2019

5.9

1942

6.0

1943

3.7

2019

6.3

2025

7.5