2005

6.2

1985

7.0

1995

6.2

2022

5.2

1992

6.0

1996

6.7

1986

7.0

1997

7.5

2001

6.7

2016

6.3

1980

4.3

2011

6.4

2005

4.9

2005

5.8

1964

0.0

2003

6.3

1984

7.2

1965

6.7

1989

6.4

1990

8.5