1997

7.6

1988

4.0

1927

0.0

1926

7.9

1976

7.8

2007

5.6

1982

7.1

1971

5.8

2000

6.8

1983

7.1

1915

0.0

2005

6.7

1931

7.1

1914

0.0

1994

6.1

1927

0.0

2003

7.4

1921

8.2

2007

5.0

1925

6.9