2017

6.7

2002

6.0

1955

0.0

1988

7.4

2004

5.5

2006

5.3

1988

6.6

2011

8.0

1985

4.1

2005

5.1

1968

6.1

1985

7.4

1997

0.0

1993

3.8

2017

9.0

2006

6.2

1987

4.5

1998

6.0

1999

7.3

2020

6.7