2016

6.7

2011

7.3

2014

8.5

1971

7.1

2014

7.5

1989

9.3

1967

7.6

2009

8.5

2021

10.0

2017

9.5

1963

5.9

2000

7.2

1980

6.3

1980

5.9

2013

8.1

1964

7.4

2009

6.5

2020

5.6

2003

6.0