Top 50 - 2 chapter / day. When I felt happy, I would occasionally release 3 chp.
Top 40 - 3 chp / day.
Top 20 - 4 chp / day.
Top 10 - 5 chp / day.
As you could already see my ability to update lately, all of the promises above could be easily achieved by keep pouring your stone for me :D :D :D