1978

7.7

1987

6.0

2010

2.3

2020

10.0

2023

5.5

1968

5.8

2021

5.0

1970

5.7

1980

5.0

2015

10.0

2020

5.6

2014

4.2

2012

4.8

1984

5.0

2025

7.0

2017

8.0

1979

5.0