1977

4.5

2015

3.0

1999

5.4

1984

3.5

2003

5.3

1985

7.9

1994

8.5

2024

6.0

2014

6.0

1975

5.9

2009

2.9

1997

7.6

2022

0.0

1998

3.1

2010

5.9

2011

5.0

2017

5.3

1961

6.3

1992

5.0

2003

0.0