PDF Text Entry to Database

I have a collection of PDF documents that contain plain text which has to be lifted out and keyed directly into my online database. Every record must mirror the PDF content exactly—spelling, punctuation, line breaks and all—so accuracy and careful proofreading are essential... (Budget: $10 - $30 USD, Jobs: Data Extraction, Database Management, Excel, LaTeX, PDF, Proofreading, Transcription)