1985

7.7

1996

6.4

1932

7.8

1942

7.8

1944

7.6

1999

7.4

2001

6.2

2006

6.6

1984

7.3

1942

6.0

2014

3.4

2023

6.1

1990

6.2

1987

5.7

2002

5.3

2007

2.3

2006

4.4

1960

6.3

2017

5.8

2018

5.0