2019

7.6

1989

5.1

1997

4.8

1993

7.5

1951

5.4

1956

7.7

2017

6.5

1985

8.1

2014

6.5

1997

5.5

1999

7.5

2014

7.3

2003

7.0

2009

6.3

1974

7.6

2017

6.5

2000

5.1

2008

5.7

2005

6.8

1988

6.8