2006

7.1

1995

6.0

1991

6.4

2006

5.4

2014

6.7

1955

6.9

1996

6.0

1983

7.1

2003

5.7

2004

6.2

1990

7.5

2005

4.5

2003

5.7

2021

7.0

1997

5.2

2015

5.1

1989

6.8

2022

5.5

2022

5.7

1967

2.0