
Definitions:
DVR (Time-shifted) Viewing – Program ratings for national sources are produced in three streams of data –Live, Live+Same Day (Live+SD) and Live+7 Day. Time shifted figures account for incremental viewing that takes place with DVRs which are currently in approximately 24.4% of all U.S. TV households. Live+Same Day(Live+SD) include viewing during the same broadcast day as the original telecast, with a cut-off of 3:00AM local time when meters transmit daily viewing to Nielsen for processing. Live+7 Day ratings include incremental viewing that takes place during the 7 days following a telecast.
Same Day DVR Viewers - How many people watched the show on their DVRs prior to 3AM the day following the airdate,
Live+7 DVR Viewers - How many people watched the show on their DVRs within 7 days following the airdate
% of All Viewing By DVR - Of the total viewing of that particular episode, what percentage was done via DVR.
% of DVR Viewing On Airdate - Of the DVR viewing of that particular episode, what percentage was done prior to 3AM the day following the airdate.
Source: TV by the Numbers