1975

2.0

2011

6.0

2023

5.5

1995

6.3

1993

7.5

2019

0.0

2016

5.3

2017

5.2

2016

6.2

1981

5.4

1999

0.0

1975

0.0

1972

2.0

1970

3.0

2016

6.7

2016

5.2

2003

7.0