1993

6.2

2012

9.7

1998

6.2

2015

6.4

1997

6.3

1975

4.5

2024

6.9

2009

8.5

2021

6.2

2019

7.3

1987

6.0

2012

8.8

6.1

2024

5.5

1974

10.0

2021

6.0

1996

8.0

2023

7.8

1987

6.0