NEMA’s T5 lamp shipments index sustained a recent growth trend by posting its fourth consecutive quarterly increase during 2013Q2. The index grew by 2.6% compared to the previous quarter and 13.3% on a year-over-year (y/y) basis.
Shipments of T8 lamps during 2013Q2 retreated from a near record high posted in 2013Q1, decreasing by 5.3%. Still, the T8 index increased 15.7% y/y.
The decline in the T12 index accelerated during the quarter showing a decrease of 45.8% y/y versus an average decline of 39% during the previous three quarters.
Market shares for the three linear fluorescent lamp types changed less than one percentage point from the previous quarter. T5 lamps posted a share of 10.8% while T8 and T12 lamps ended the quarter with shares of 74.1% and 15.1%, respectively.