The Hot 100 Billboard : Jan 25, 2014
- The week's most popular current songs across all genres, ranked by
radio airplay audience impressions as measured by Nielsen BDS, sales
data as compiled by Nielsen SoundScan and streaming activity data from
online music sources tracked by Nielsen BDS. Songs are defined as
current if they are newly-released titles, or songs receiving widespread
airplay and/or sales activity for the first time.