2016

6.9

2017

6.2

2007

5.4

2001

6.9

2023

8.6

1996

7.7

2008

6.8

2024

8.0

2003

7.0

1989

7.8

2019

5.8

2006

7.2

1998

7.4

2014

6.9

2013

6.6

1937

5.5

2019

7.1

1992

6.8

2020

5.5

2014

6.6