2017

6.7

2017

6.4

2017

6.1

2017

8.1

2018

6.8

2018

6.9

2002

6.3

1990

7.7

1973

8.0

1998

7.9

1985

6.5

2004

7.6

2001

6.6

1996

7.4

1981

8.0

1984

7.3

1998

7.2

1992

7.5

1995

6.5

1998

7.4