1973

6.8

1993

7.1

2021

7.5

1978

7.5

2017

5.8

1968

7.6

2015

7.8

2020

4.5

1961

0.0

1990

1.0

2014

0.0

2019

5.2

2018

6.3

2019

5.2

1997

6.6

2014

0.0

2019

10.0

2025

0.0

2021

10.0

0.0