2011

7.3

2021

9.2

2015

7.6

2024

6.9

2015

6.5

7.8

2014

8.5

2001

7.2

2013

5.7

1967

6.5

2023

9.0

2013

6.5

2019

10.0

2024

5.9

1964

7.4

1985

8.3

1972

6.4

1975

6.3