1999

4.0

1992

4.2

1986

2.0

2018

4.3

2018

1.0

2017

6.8

2002

5.1

2018

1.0

2003

6.7

1979

5.5

2019

7.4

2003

2.8

1985

0.0

1997

6.2

1999

6.0

1983

5.1

2021

6.6

2007

6.6

1968

1.5

2002

4.3