1
2
3
4
5
6
7
8
9
10
6.6
en
2026
7.2
2025
6.9
7.6
6.1
zh
7.7
5.7
7.8
7.9
1999
8.6
2016
8.0
1989
8.5
2018
7.3
1990
8.3
2005
8.2
7.4
2003
8.9
2008
8.8
ja
2023
2021
8.7
ru
ko
2009
2015
1994
1972
1974
1993
1957
2001
hi
1995
2019