Here is an awesome website to study the stats of all the new gTLDs - the number and percentage of the TLD that has been registered till now.
NTLDSTATS
Also you may check the dates of Sunrise period, Landrush period and the General Availability of each of the new gTLDs along with the company that has launched it.
The details of registrars along with the number of domains registered with them are also listed here.
NTLDSTATS
Also you may check the dates of Sunrise period, Landrush period and the General Availability of each of the new gTLDs along with the company that has launched it.
The details of registrars along with the number of domains registered with them are also listed here.