2001

7.4

2000

7.1

1986

7.3

1969

7.6

1990

6.6

1969

5.7

2017

7.3

1993

5.9

1936

8.3

1939

7.8

1964

7.2

1955

7.9

1942

7.0

2023

6.5

2018

4.5

2007

6.7

1931

7.5

1959

7.2

1998

7.3

2006

7.0