| http://www.w3.org/ns/prov#value | - While traditional white-collar occupations and related professions are paid at the highest levels, there are robust wages (ranging from $17 to $33 an hour, according to 2010 Bureau of Labor Statistics data) for skilled and semiskilled blue-collar workers, including plumbers, pipe- and steamfitters, cement masons and concrete finishers, industrial machinery mechanics, pump operators, welders, inspe
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