1994

7.5

2003

7.5

2003

7.7

2002

6.8

2008

0.0

2013

7.2

2006

5.0

2021

6.3

2003

4.2

1995

7.1

1976

7.9

1975

8.3

2024

6.7

1972

7.2

1995

6.5

2002

6.9

1982

7.6

2022

5.5

2001

0.0

2019

7.8