2003

8.0

2005

7.2

2006

6.0

2000

8.2

1994

8.3

1932

7.8

2000

7.4

1982

6.7

1969

6.8

2014

4.6

1995

6.2

2002

6.6

2020

6.9

1985

7.1

1992

6.7

2003

6.8

2016

6.3

2003

6.0

2014

6.5

2021

6.0