Atingerea sau acoperirea publicului, exprimata in procente, la anumite frecvente - ex.: 4+Cover(vezi: Average Frequency, Effective Frequency, Frequency Distribution, OTS/OTH).
Audience coverage or reach, expressed as a percentage, at specified frequencies - see, for example, 4+ Cover (see also Average Frequency, Effective Frequency, Frequency Distribution, OTS/OTH).