1994

4.7

2021

4.6

1969

6.4

1959

6.7

1982

6.6

1937

6.5

1988

5.8

2008

6.8

2001

6.4

2003

6.8

2000

6.4

1989

6.2

1995

6.5

1982

5.2

1996

6.4

2005

5.4

1987

6.0

2018

0.0

2000

5.5

2005

6.2