The Northwest Energy Efficiency Alliance (NEEA) contracted with Apex Analytics and DNV to conduct the 16th Northwest Residential Lighting Market Analysis as part of its long-term monitoring and tracking (LTMT) of the residential lighting market. As in previous studies, Apex Analytics and DNV collected and analyzed store shelf and point-of-sale data to update market parameters including lamp sales mix and post-incentive per lamp cost.
Key findings of the 2020 study include: