2014

6.4

1982

2.0

1987

6.9

1985

5.8

1999

6.5

2001

5.1

2001

7.0

2022

1.0

1998

6.3

2005

6.3

1996

4.0

2002

6.8

2021

10.0

2017

1.0

1983

5.0

1975

5.5

2006

6.2

1990

6.5

1999

6.4

1996

7.2