2001

7.4

2006

7.5

1974

5.3

1990

7.5

1961

0.0

2014

6.1

1994

5.4

1951

6.6

1990

5.7

1980

5.6

2019

6.2

2023

4.9

1990

1.0

1973

6.1

2007

6.4

2000

7.3

1994

6.9

2011

0.0

1997

6.6

1970

6.7