2021

6.3

1996

5.6

1990

0.0

1993

6.9

1992

1.0

1993

10.0

1974

2.8

2022

4.5

2014

7.0

2009

3.0

1968

3.9

1973

4.6

2003

0.0

2025

0.0

2024

0.0

2023

7.2

1978

5.3

2013

6.7

1991

6.7

2007

6.5