"Market research figures released Wednesday have Apple's share of the North American market for notebooks, up from 6.6 percent to 10.6 percent in the second quarter of this year, compared to last year. Every other major notebook maker's market share was either flat or down, compared to the previous year, with market leaders Hewlett-Packard and Dell picking up just 0.3 percent and 0.2 percent, respectively, and Acer's share plunging 4.2 percent, including Gateway's totals."
http://news.cnet.com/8301-13579_3-10044204-37.html