2002

5.8

2014

6.3

1994

6.7

1997

7.5

1981

5.4

2004

7.2

2007

7.2

2007

6.4

2006

6.0

2014

5.1

2008

6.8

2024

7.0

1980

3.5

2018

6.9

8.0

1983

6.8

2018

7.0

1986

6.7

2018

6.0

2016

6.1