7.5
tr
2017
6.4
en
2015
6.2
1998
N/A
ko
2025
7.6
fr
2024
2013
5.3
1977
1988
5.7
it
7.0
1983
1962
6.8
1996
ja
2014
1961
4.8
1984
1997
5.4
6.3
6.9
zh
2006