From: Representation of inner, outer and expanding circle varieties and cultures in global ELT textbooks
Corpus | Number of speakers | Number of nonnative speakers | Percentage |
---|---|---|---|
Interchange Third Edition Book2 | 18 | 2 | 5.30 |
English Result Book 3 | 26 | 4 | 17.50 |
American English File Second Edition Book 3 | 37 | 3 | 8.10 |