Looks like it's about time to refresh the Mac product line... Also see PC industry is now on a two-year downslide (The Verge)
"Globally, China-based Lenovo Group Ltd. kept its perch atop the industry with 21.3 percent of the market in the third quarter, IDC said. No. 2 HP Inc. jumped to 21.2 percent while No. 3 Dell grabbed 15.8 percent -- with both of the U.S. brands adding 1.5 percentage points from the year-ago period. No. 4 Apple Inc. had 7.4 percent of the market, down from 8.1 percent a year earlier.PC Shipments Drop 3.9% as Declines Slow Before Holiday Shopping - Bloomberg
In U.S. shipments, the top three providers gained market share, according to IDC. HP Inc. was No. 1 with almost 30 percent while Dell had 26 percent and Lenovo had 15 percent. No. 4 Apple also lost ground in its home market, falling to 11.8 percent from 13.9 percent.
PC shipments were bolstered by strength from Google-backed Chromebooks in the education segment, along with a build up of inventory, IDC said. Still, the outlook is “cautious” for the fourth quarter, the researcher said."