1966

5.6

1968

6.4

1976

7.4

2001

6.8

1990

6.5

1999

6.8

2000

4.9

1975

6.3

1990

5.6

1952

0.0

2004

4.8

2021

6.6

1970

7.5

1994

5.4

1962

7.0

1965

6.1

1966

6.1

1964

6.2

2014

6.5

2019

3.3