2019

7.1

2021

7.2

1983

5.0

1978

6.8

1987

4.3

2004

8.1

2014

6.7

1992

7.5

1995

7.3

2010

6.2

2013

8.2

1999

9.5

1999

6.0

2006

8.0

2014

6.4

1993

7.0

2014

7.9

2022

6.6

2017

6.7

2015

6.2