7.8

2024

6.2

2016

7.4

2019

7.7

1994

6.5

2000

5.2

2011

5.7

2007

8.1

1967

5.7

2013

6.4

2008

7.3

1973

6.3

2012

9.3

2014

8.5

2003

7.3

1957

6.9

2018

5.3

2022

8.3

1995

5.9