2021

6.6

2013

5.7

2023

6.3

2013

6.1

2014

6.5

2025

5.8

2016

7.0

1999

9.1

2023

10.0

1968

6.9

8.0

2011

5.5

7.8

2017

6.0

2018

6.0

1997

7.8

2010

9.1

2020

9.8

1953

6.6

2015

7.8