NEMA’s shipment indexes for T5 and T8 linear fluorescent lamps increased 2.1% and 15.1% in fourth quarter of 2012 to reach 156.8 and 103.1, respectively. However, index for T5 lamps posted annual reading of 159, a decline of 10.7% from 2011, while T8 lamps declined 14% during the year to reach index value of 99 for 2012. Shipments of T12 lamps showed largest annual slide, dipping by 18.6% to 50, half the level of 2006. Index for T12 lamps reached record low of 36.6, a decline of 1.1% during ...This story is related to the following:Trade Associations