Well, I only check the regularity of the earnings, on average it's 3 entries per hour (3 hours ago, 4 hours ago, 5 hours ago), don't really care about the rest of it, mostly if it is still running well and high enough in the rankings :-) I just let it grow as much as possible!
!HOPE
!PIZZA
!INDEED
!ALIVE
!BBH
!STRIDE