Holiday e-commerce growth slower than the rest of the year

Consumer spending online from January through October increased 21 percent over the same period last year. So far, despite a raucous Black Friday and Cyber Monday, holiday spending hasn't matched that growth, up only 17 percent over last year. Still, ComScore sees that trend correcting itself over the next couple of weeks, forecasting this year's holiday spend at 20 percent over last year. Here are the charts.