I've run Pfactor=27653,2,5992989,1,49,0 to 43% on stage 1. Stopped the client, added Pminus1=21181,2,5777180,1,10000,100000 to the first line of worktodo.ini (pushing Pfactor=27653,2,5992989,1,49,0 to the second line).
Here's what status looks like at that stage.