Where to I go online for survey research on specific jobs?

I am working on a schooling plan and need to submit some market survey research for my financial assistance. I need to research the number of people who are hired in the field in which I will be receiving training and provide incomes for the area I live in. Also need to find average salary and benefits available.... show more I am working on a schooling plan and need to submit some market survey research for my financial assistance. I need to research the number of people who are hired in the field in which I will be receiving training and provide incomes for the area I live in. Also need to find average salary and benefits available. Is there some sort of website where I can find out the information?
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