Table 4: Study Topics and Data Sources Topic Years Analyzed Areas Examined1 Data Source2 Market Coverage Market share (sales) 2009 to 2016 MA, NY, US, program states LightTracker full category 100% for 2016, 40% for (n=28), non-program states (n=10) for sales by bulb type, POS MA2 for sales overtime, by bulb shape, and by lumen bins Market share (shipments) 2011 to 2017 Entire US only NEMA 100% for reporting manufacturers LED ENERGY STAR 2016 MA, NY, US, program states LightTracker POS 40% for MA2 qualification (n=28), non-program states (n=10 Bulb sales 2016 MA, NY, US, program states LightTracker full category 100% (n=28), non-program states (n=10 Bulb Price Analysis 2016 MA, US, non-program states (n=6) LightTracker POS3 40% for MA2 NTGR Modeling 2016 38 states with adequate data, LightTracker full category 100% including MA 1 New York represents the entire state, including New York City, Long Island, and the Downstate region. This differs from other RLPNC studies that focus on Upstate New York and Westchester County. Long Island actually has program activity, making New York a program state. 2 Full category LightTracker data includes sales information for all retail channels and represents 100% of the lighting market. Point-of-sale (POS) data include mass merchandise, dollar, discount, grocery, drug, and some membership stores, representing 40% of lighting sales in Massachusetts and 38% nationally. 3 Pricing data for bulb types by technology was available for the full category dataset, but not for detailed breakdowns. See Section 2.3 for more details.
Table 4: Study Topics and Data Sources Topic Years Analyzed Areas Examined1 Data Source2 Market Coverage Market share (sales) 2009 to 2016 MA, NY, US, program states (n=28), non-program states (n=10) LightTracker full category for sales by bulb type, POS for sales overtime, by bulb shape, and by lumen bins 100% for 2016, 40% for MA2 Market share (shipments) 2011 to 2017 Entire US only NEMA 100% for reporting manufacturers LED ENERGY STAR qualification 2016 MA, NY, US, program states (n=28), non-program states (n=10 LightTracker POS 40% for MA2 Bulb sales 2016 MA, NY, US, program states (n=28), non-program states (n=10 LightTracker full category 100% Bulb Price Analysis 2016 MA, US, non-program states (n=6) LightTracker POS3 40% for MA2 NTGR Modeling 2016 38 states with adequate data, including MA LightTracker full category 100% 1 New York represents the entire state, including New York City, Long Island, and the Downstate region. This differs from other RLPNC studies that focus on Upstate New York and Westchester County. Long Island actually has program activity, making New York a program state. 2 Full category LightTracker data includes sales information for all retail channels and represents 100% of the lighting market. Point-of-sale (POS) data include mass merchandise, dollar, discount, grocery, drug, and some membership stores, representing 40% of lighting sales in Massachusetts and 38% nationally. 3 Pricing data for bulb types by technology was available for the full category dataset, but not for detailed breakdowns. See Section 2.3 for more details.