2001

6.7

2023

5.7

2010

6.8

2019

6.1

1992

7.2

2003

7.3

2015

6.4

1972

6.3

2023

6.9

2017

6.1

1992

6.4

2011

6.4

2022

6.8

1996

6.5

1999

5.9

1985

6.1

2020

6.7

2002

6.5

1988

6.5

1985

7.2