According to ntldstats.com registrants from China are dominating the list of the top 100 Biggest New gTLD Registrants
23 of the top 30 domain names registrants are from China;
38 out of Top 50 domain names registrants are from China;
and 72 of out 100 are from China.
If you consider that of the 7 registrants of domain names using the new domain extensions, 3 of those are affiliated with new gTLD registries, that only leaves 4 out of the top 30 new gTLD registrants from coming from a country other than China.
It now take 3,527 domain registrations to make the top 100 largest domain registrants of new gTLD’s domains.