The Occupational Employment Statistics (OES) program produces estimates for the nation as a whole, by state, by metropolitan or non-metropolitan area, and by industry or ownership. The Bureau of Labor Statistics (BLS) produces occupational employment and wage estimates for over 450 industry classifications at the national level.
Produced by the BLS, the Occupational Outlook Handbook is a guide to career information about hundreds of occupations. Below are links to library occupations with data from the 2012 Edition.
Monthly Labor Review Articles of Interest.