1993

6.5

2021

9.2

2011

6.7

1953

7.2

2007

7.8

2001

6.9

2017

6.6

2024

7.1

2022

6.4

1993

6.6

2012

7.2

1969

4.7

2015

6.7

1983

8.5

2023

6.8

2017

7.6

2016

6.2

1962

6.0

7.8

2011

6.6