1989

4.6

1932

6.6

1993

3.5

1979

6.1

2006

6.0

2004

5.6

1956

6.0

1930

4.1

2005

5.1

1934

6.6

1985

5.2

2008

6.7

2003

6.4

2002

6.0

1986

7.7

1996

5.3

2019

6.8

1993

6.2

1994

6.3

2009

7.2