2016

6.3

2014

5.3

1975

6.6

1977

6.4

1962

0.0

1967

0.0

2011

5.8

2000

7.2

1957

5.0

2011

6.6

2010

6.4

1977

8.1

1952

4.5

1959

6.2

2017

4.3

1969

8.0

1965

0.0

1966

6.0

1964

0.0

1964

6.3