"46 percent of retirement plans use automatic enrollment, up from 20 percent in 2008, with the percentage varying greatly by company size: 65 percent of plans with 5,000 or more participants use auto enrollment, but only 30 percent of plans with 500 or fewer participants do so. The effect is dramatic: ... 92 percent of employees participated in auto enrollment plans, with only a small percentage opting out, while 57 percent enrolled in voluntary plans."  MORE >>