Sorry cannot answer you since your question is not very clear:

1) 15yrs experience in what field? Technical/ Administrative etc...

2) Are your married of Single?

3) Is 18K is total monthly salary or is it a Basic Salary ?

4) Is 8k housing is basic housing only or combination of Housing basic + Housing Suppl = 8k?

Always be very specific when asking a question so that you get more accurate response to your query.