2020

4.5

2015

7.5

1985

5.7

2021

7.2

1998

6.6

2007

8.0

2005

6.8

2006

7.1

1995

0.0

2022

9.5

2014

6.5

2023

4.3

1968

0.0

1982

0.0

1984

4.5

1990

5.5

1992

6.0

1994

0.0

2020

0.0

2019

3.5