1974

2.8

2003

0.0

1968

3.9

2014

7.0

2009

3.0

1973

4.6

1978

5.1

2021

6.6

2016

5.8

2021

5.7

2023

5.5

2019

4.5

1999

7.5

1969

6.3

2010

1.0

1972

0.0

2005

6.2

1976

2.3

1972

3.7

2002

5.1