2013

6.1

1976

4.8

1961

6.9

2010

5.5

1994

7.1

1967

8.3

1994

8.7

2007

6.4

2023

6.2

1989

9.3

1990

6.3

2002

5.6

1971

7.4

2013

7.6

1979

7.3

2012

5.8

1973

6.5

2000

6.2

2013

8.0