2015

5.0

2016

5.2

1990

6.2

1993

5.2

1972

6.3

1960

7.5

2010

6.0

2006

4.0

1990

4.0

1968

5.4

1973

4.4

2001

4.6

1972

5.3

1958

6.4

1990

4.9

2020

7.0

2006

5.6

2016

3.7

1977

7.5

2014

0.0