2016

9.7

1959

6.1

2003

7.1

2003

6.0

1998

6.7

2007

6.6

1991

2.0

1995

7.0

2019

6.4

2006

6.5

2017

4.0

1972

8.1

2019

5.4

2001

7.6

2015

6.9

2004

5.6

2016

9.1

2004

7.2

1980

7.7

2013

8.0