1988

5.3

2019

6.5

2004

5.9

2010

7.2

2024

9.9

1972

6.2

1971

6.4

1986

5.8

2014

6.0

2022

7.8

1969

5.1

2015

6.2

2021

5.4

2005

6.5

2017

5.7

2002

6.4

2014

5.9

1971

6.8

2010

9.5

1972

6.2