1977

5.9

1994

6.0

1996

5.7

1970

5.0

2015

3.5

1990

6.8

2024

10.0

1985

6.2

1998

1.0

1985

3.4

1967

6.6

2016

1.0

2025

5.9

1975

4.2

1981

6.4

1969

5.0

2017

3.7

2017

6.2

1993

7.1

1989

6.8