1996

6.1

2007

7.8

2021

6.0

1974

7.9

2007

5.8

1983

5.1

1995

6.6

2003

5.9

2002

6.0

1996

6.1

2007

5.9

2016

6.0

2015

3.7

2001

6.5

2022

7.7

2007

7.8

1972

7.3

1996

6.8

2003

6.2

2004

6.1