2016

6.4

2000

5.0

1992

6.0

1991

7.1

1994

7.4

1987

7.1

1999

7.1

1992

7.4

1993

5.2

2006

6.1

1996

2.0

1974

4.0

1999

7.5

1986

5.0

2006

5.2

2005

6.2

1971

5.0

2006

6.6

1975

5.8

1973

5.8