[1] 968923 – Implement some equivalent of Chrome's use counters (on top of telemetry?) (2015-06-12 22:26:51 +09:00 版) <https://bugzilla.mozilla.org/show_bug.cgi?id=968923>

[2] Firefox Telemetry

[3] Telemetry - MozillaWiki (2017-07-12 13:47:49 +09:00) <https://wiki.mozilla.org/Telemetry>

[4] Telemetry Dashboards (2017-07-11 01:05:12 +09:00) <https://telemetry.mozilla.org/>