2013

7.1

2019

6.7

2015

8.0

2022

7.7

2011

8.3

2010

7.7

2017

7.3

2024

7.5

2025

5.9

1994

8.5

2007

8.1

2003

7.4

2017

6.8

2012

7.0

1975

8.4

1933

7.6

2002

6.8

2024

6.9

2020

8.1

1988

7.1