Private employment increased by 201,000 in March, the latest Employment Report from ADP shows.

This increase “removes any remaining doubt that private nonfarm payroll employment accelerated heading into 2011,” the report said. The biggest area of growth was in businesses with 50 or fewer employees, which hired a total of 102,000 people this month.

The following graph (which desperately needs a redesign, guys–come on, ADP) shows the growth of jobs in small, medium and large businesses over the past ten years: