1994

7.4

1977

5.4

1988

7.5

1931

7.2

1999

5.7

1960

6.7

2023

0.0

2002

1.0

1991

5.3

1987

6.1

1964

6.6

1990

6.7

2021

5.8

2003

5.5

1936

5.9

1970

4.9

2009

3.9

2009

7.1

2004

5.1

2008

6.0