2019

7.1

1996

7.1

1939

7.0

1944

7.2

2002

6.4

2005

6.7

1972

7.4

2006

7.2

1995

7.3

1937

10.0

1975

6.5

1985

4.1

2006

5.1

2000

4.4

1994

6.1

1985

6.9

2008

6.6

1953

4.0

1979

6.7

2006

6.6