2006

6.2

2001

5.6

1962

7.7

2006

6.6

1970

6.8

1991

6.7

1992

6.0

2002

6.6

2003

7.8

2017

7.3

1996

6.7

2003

8.0

1999

4.5

1978

0.0

2019

6.5

2007

7.6

1993

7.8

2000

5.9

2018

6.6

2017

0.0