I've now sussed this out after analysing various test results!
Going into watch mode <10 is more restrictive than going into watch mode when DS 1 closes < 6, hence there are less total wins with <10:
<10 = 9614 total wins for the first 10K sets
...
Going into watch mode <10 is more restrictive than going into watch mode when DS 1 closes < 6, hence there are less total wins with <10:
<10 = 9614 total wins for the first 10K sets
...