Here are the Flames' special teams faceoff stats under Hartley...
Power Play:- 2012-13 : 137 W / 135 L // 50.4% --- PP = 18.7% (14th)
- 2013-14 : 207 W / 226 L // 47.8% --- PP = 15.7% (24th)
- 2014-15 : 223 W / 236 L // 48.6% --- PP = 18.0% (16th)
- 2015-16 : 174 W / 174 L // 50.0% --- PP = 15.6% (29th)
Penalty Kill:- 2012-13 : 111 W / 180 L // 38.1% --- PK = 81.5% (14th)
- 2013-14 : 187 W / 266 L // 41.3% --- PK = 81.7% (18th)
- 2014-15 : 162 W / 207 L // 43.9% --- PK = 80.6% (20th)
- 2015-16 : 101 W / 155 L // 39.5% --- PK = 73.4% (30th)
There doesn't really seem to be a big correlation to faceoff wins and PP/PK effectiveness.