1985

7.2

1944

7.6

1966

8.1

1985

7.7

2006

7.3

2006

7.4

2003

7.7

2006

7.2

2006

7.6

1952

7.3

1973

6.1

2018

6.6

2000

6.4

2007

6.1

2001

6.3

1972

5.4

1994

8.3

2008

6.2

2005

5.7

2003

5.3