Luminate (formerly known as Nielsen SoundScan) is an information system that tracks sales of music and music video products throughout the United States and Canada. Sales data is collected weekly from over 14,000 retail, mass merchant, and non-traditional (on-line stores, venues, etc.) outlets. Luminate is the sales source for the Billboard Music Charts. In order to be eligible for tracking, all UPC codes must be registered with Luminate.