1990

6.9

2002

8.1

2019

7.3

2019

6.9

2002

6.9

2007

7.7

2010

6.7

2014

10.0

2013

7.4

1965

6.0

2022

8.0

2014

8.1

2015

7.5

1996

6.2

2013

7.0

2004

7.4

1977

7.7

2016

7.2

2023

8.6