In the first quarter of 2010, more than half of commercial REALTORS® responding to the NAR survey indicated that they had completed a commercial sales transaction. The average transaction value was $1.2 million. But sales, prices, and rental rates declined from the previous quarter. Sales volume declined 6 percent in the first quarter compared with a year ago, and sales prices declined 16 percent in the fourth quarter on a year-over-year basis.