Coherence ratios locked a couple of hours into the pm session (as soon as Accumulated Score hit 1000 - presumably the max value) and I lost the screenshot so started a new session lasting from bars 76-80.
I experimented with a breathing technique I learnt a while ago... breathing through the nose, in a 4-second inhale, 8-second exhale pattern. Bearing in mind it was still in easy mode, these were the results...
(n.b. was 100% green until the 11 minute mark)
<img src=http://www.elitetrader.com/vb/attachment.php?s=&postid=2222345>