1955

7.5

1940

7.9

1999

7.4

1990

7.2

2023

0.0

1931

8.3

1989

7.8

1925

8.0

2002

7.2

1997

7.9

2004

5.6

2004

8.1

1994

7.5

2005

7.4

2013

6.1

2015

7.6

1999

6.8

1992

7.7

2001

7.5

1993

6.7