1996

7.3

2007

5.8

1991

7.1

1996

7.0

2002

5.9

2004

6.2

2007

6.0

1989

2.0

2003

5.9

2022

10.0

2001

6.7

1992

6.1

2019

7.8

2020

4.0

1988

6.9

1999

6.0

2005

5.3

1987

1.0

2005

7.6

1938

7.4