2004

5.9

1971

6.3

1996

8.0

2005

9.7

1973

7.3

2008

5.1

1988

5.5

1989

9.2

2000

6.2

2019

5.2

2020

4.7

1992

6.4

1977

8.0

2019

8.7

1992

7.0

5.6

1994

5.9

2014

8.4