2019

6.8

2007

7.2

1977

0.0

1980

5.2

1988

5.3

1999

7.3

1975

5.8

2014

5.4

2000

8.1

2004

7.2

2009

6.8

2003

7.0

1988

7.0

1999

6.7

2017

0.0

2010

6.3

1977

5.5

2001

6.4

2004

7.2

1986

7.4