Last modified: 2013-06-20 22:15:57 UTC
GuidedTour EventLogging was broken by https://gerrit.wikimedia.org/r/#/c/66373/
Confirmed. I can find no events in the GuidedTour_5222838 log with a timestamp after 2013-06-08.
Related URL: https://gerrit.wikimedia.org/r/69781 (Gerrit Change Ic6910a0538f1988d32b507ca972ed7efc65d2669)
Fixed and verified in prod.