2018

10.0

2005

7.8

2025

7.8

1999

7.4

2006

8.6

2016

8.6

2016

7.7

1991

7.4

2009

8.0

2016

7.1

2004

8.0

2001

7.6

1964

7.9

1972

7.9

1984

7.4

2003

8.1

2015

7.3

1982

7.6

2024

7.0

1990

6.9