1986

6.4

1984

7.0

8.1

2022

7.8

1988

5.6

2013

7.6

2021

7.7

1989

7.0

1992

6.5

2004

6.5

2012

4.9

2021

8.3

1984

6.7

1994

5.7

2009

6.8

2006

6.4

2012

6.4

2013

5.7

2008

7.8

2016

6.9