1949

8.0

2024

7.4

2004

6.9

1965

6.4

1994

5.3

1995

5.9

1989

5.6

1986

7.3

1990

6.0

1979

6.8

2003

8.7

2010

6.2

1990

6.4

2011

6.9

2002

5.0

1961

6.8

1991

6.7

1989

6.1

2007

8.3

1990

7.2