4. At its own auction the following evening, Sotheby’s achieved a far more respectable total of 22.6 million with fees, although it was just above the low estimate of 21.8 million based on hammer prices. Of the 44 lots offered, 15 did not sell, or 34 percent.
5. The mother-to-child transmission rate also reached its historically low point last year, dropping from 7.1 percent in 2012 to 4.9 percent in 2017, Wang said.