1995

4.6

1992

5.7

2007

7.2

1992

5.4

1994

6.3

2022

5.8

1992

4.7

2015

5.4

1993

3.8

2003

5.1

2024

5.2

1984

6.8

1980

7.0

2021

8.5

2001

6.1

1998

6.4

1997

7.1

2003

6.5

2006

5.0

2002

6.7