1996

6.9

1983

7.2

2016

7.3

2017

6.8

2000

6.9

2021

8.2

1966

0.0

2003

8.0

2020

7.2

2006

7.0

2005

7.4

1994

3.0

1983

8.1

1998

7.2

1991

6.4

1990

7.4

2001

7.5

1991

7.8

1961

5.0

2005

8.0