The document contains detailed call records queried by AT&T for the period from January 1, 2003, to December 31, 2007. The records are presented in a tabular format, listing call details such as connection date and time, originating and terminating numbers, elapsed time, and other call-specific codes. The data is stored and provided in OTC (likely a time zone or data format).
documents/vol00010-efta01264604-pdf.pdf
{"document_type":"tabular"}