The document appears to be a table or chart showing data over time, possibly related to the US Consumer Price Index (CPI) year-over-year changes from January 1988 to June 2013. The data is likely presented in a time series format with numerical values corresponding to each date.
doj/DataSet10/EFTA01450738.pdf
{"document_type":"tabular","reference_numbers":["EFTA01450738","SDNY_GM_00252748","DB-SDNY-0106564"]}