1974

7.0

2014

8.5

2019

8.7

2018

5.3

2012

9.3

2016

8.0

1977

5.6

1952

6.0

2025

9.8

2017

6.5

2011

6.0

1985

6.0

1983

4.0

1937

7.0

2003

6.2

2009

6.0

2024

6.0

2019

3.5