Vacancy rate remains at 21.1%. Nearing the end of the fourth quarter, the vacancy rate was unchanged at 21.1% from this time last month. Year-to-date there has been 866,000 sq. ft. delivered to the Houston market, with only 12.4% of that space available for lease. Meanwhile, new construction remains flat at 2.7 million sq. ft., taking place primarily at Capitol Tower in Houston’s CBD. Click to read more at www.naipartners.com .