Revaluation of executive papers

Dear Sir,

I have passed Module - I  with 110 marks (one paper exempted) and I got marks in module II, (company law - 52,             Labour Law  - 44 and Securities - 33)

Actuallly as per my expectation, I have to got 70 marks in company law and 60 marks in Labour law and 50 marks in securities law.

I am in confustion that should I go for revaluation or not.

what is the success rate in the revaluation of papers in CS Executive exms.