1994

8.1

1995

5.5

2000

7.6

2004

7.9

1993

7.0

1994

7.8

2018

8.9

1995

7.3

1998

5.0

2002

7.9

1992

7.2

2015

6.5

1985

8.6

1989

0.0

2022

8.0

1999

8.3

1990

6.8