1991

5.5

2022

8.0

2007

5.6

1994

7.8

2005

8.1

0.0

2013

5.1

1986

7.1

1984

7.5

2003

7.6

1989

8.0

1994

5.1

1990

5.8

2000

6.8

2001

5.8

1993

7.0