| Name | Name:Librarians | Name:Subway and Streetcar Operators | 
| Annual Wage | Annual Wage:$57,190 USD | Annual Wage:$58,220 USD | 
| Hourly Rate | Hourly Rate:$27.49 USD | Hourly Rate:$27.99 USD | 
| * Data from: May 2012 National Occupational Employment and Wage Estimates for United States, Bureau of Labor Statistics. | * Data from: May 2012 National Occupational Employment and Wage Estimates for United States, Bureau of Labor Statistics. | |
| Total Employment | Total Employment:140280 | Total Employment:8750 | 
| Description | Description: | Description: | 
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