| Approximate systems (6 languages): |
| Chiquitano, Fuyuge, Gooniyandi, Mundurukú, Pirahã, Wari’ |
| Exact restricted systems (18 languages): |
| Achagua, Araona, Awa Pit, Barasano, Baré, Hixkaryana, Hup, Imonda, Kayardild, Krenák, Mangarrayi, Martuthunira, Pitjantjatjara, Rama, Waskia, Wichí, Yidiny, !Xóõ |
| Recursive systems (6 languages): |
| English, Mandarin, and Spanish (base 10), Ainu (base 20), French and Georgian (base 10 and 20) |
| Approximate systems (6 languages): |
| Chiquitano, Fuyuge, Gooniyandi, Mundurukú, Pirahã, Wari’ |
| Exact restricted systems (18 languages): |
| Achagua, Araona, Awa Pit, Barasano, Baré, Hixkaryana, Hup, Imonda, Kayardild, Krenák, Mangarrayi, Martuthunira, Pitjantjatjara, Rama, Waskia, Wichí, Yidiny, !Xóõ |
| Recursive systems (6 languages): |
| English, Mandarin, and Spanish (base 10), Ainu (base 20), French and Georgian (base 10 and 20) |