This statistic represents the installed lighting inventory in the United States in 2015, broken down by outdoor application. As of that time, the majority of lamps and luminaires were installed in commercial and industrial building exteriors.
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U.S. Department of Energy. (November 1, 2017). Installed lighting inventory in the United States in 2015, by outdoor application (in 1,000 units) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 19, 2026, from /statistics/805166/us-lighting-inventory-by-outdoor-application/
U.S. Department of Energy. "Installed lighting inventory in the United States in 2015, by outdoor application (in 1,000 units)." Chart. November 1, 2017. ÌÇÐÄÆƽâ°æ. Accessed July 19, 2026. /statistics/805166/us-lighting-inventory-by-outdoor-application/
U.S. Department of Energy. (2017). Installed lighting inventory in the United States in 2015, by outdoor application (in 1,000 units). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 19, 2026. /statistics/805166/us-lighting-inventory-by-outdoor-application/
U.S. Department of Energy. "Installed Lighting Inventory in The United States in 2015, by Outdoor Application (in 1,000 Units)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 1 Nov 2017, /statistics/805166/us-lighting-inventory-by-outdoor-application/
U.S. Department of Energy, Installed lighting inventory in the United States in 2015, by outdoor application (in 1,000 units) ÌÇÐÄÆƽâ°æ, /statistics/805166/us-lighting-inventory-by-outdoor-application/ (last visited July 19, 2026)
Installed lighting inventory in the United States in 2015, by outdoor application (in 1,000 units) [Graph], U.S. Department of Energy, November 1, 2017. [Online]. Available: /statistics/805166/us-lighting-inventory-by-outdoor-application/
