1996

4.5

2018

7.7

2018

5.9

1993

6.5

2016

7.5

7.8

2007

8.1

2021

6.6

2010

5.0

2012

8.0

2020

5.5

1994

7.5

1987

5.2

1938

6.5

2025

6.9

2014

9.5

2000

5.2

2017

5.8

1972

6.2