1897

4.4

2021

6.6

2006

6.2

1998

6.1

1989

6.3

1984

7.1

2016

5.9

1989

6.5

2001

8.9

2007

6.4

1947

7.5

2010

6.5

2006

6.9

1990

6.0

1986

6.8

1987

7.1

2021

6.8

2002

5.2

1988

5.2

1984

6.8