2018

7.0

2006

7.8

2009

7.5

1998

4.8

1966

6.1

2015

8.0

1993

6.9

2014

8.0

1964

7.0

1965

6.8

2000

6.2

2019

6.4

2013

5.6

2014

7.6

2014

8.5

1993

6.9

2012

7.7

2013

8.1

2013

6.4

2015

6.2