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Fourth Quarter 2019 HID Lamp Indexes Decrease Compared to Previous Quarter and Year

NEMA’s shipment index for high intensity discharge (HID) lamps posted a year-over-year decline in shipments in 4Q 2019 compared to 4Q 2018 with metal halide posting an 22.3 percent decline, sodium vapor a 12 percent decline and mercury vapor a 26.3 percent decline. Quarter-over-quarter shipments also declined with metal halide decreasing 7.2 percent, sodium vapor decreasing 15.3 percent and mercury decreasing 23.8 percent in 4Q 2019 compared to 3Q 2019.

Metal halide lamps accounted for 58.6 percent of the HID market in 4Q 2019, while sodium vapor and mercury vapor accounted for 38 percent and 3.4 percent, respectively.

Laurie Soucy 
Director, Statistical Operations


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