1999

6.8

1985

7.7

2010

1.0

2005

7.6

2006

6.9

2003

7.2

1976

7.8

1979

7.3

1982

6.9

1985

7.1

1990

5.8

1990

6.5

2004

5.6

2004

8.0

1994

8.3

1915

4.5

2023

0.0

1999

7.1

2003

8.2

1930

7.3