2019

7.3

1999

5.0

1974

6.7

1977

6.4

2007

6.9

2008

7.3

2007

5.8

1962

6.5

2004

6.5

2004

4.7

1982

4.8

2008

5.3

1989

6.6

1986

3.0

1988

3.8

1991

7.3

1980

7.1

2006

6.8

2001

6.4

2004

7.4