The latest news on ADP
Construction dragged growth down last month, and health care reform may also slow job growth.
The unemployment rate could be down below 7 percent in 2014 at this rate, says one economist.
Construction and manufacturing showed encouraging signs of growth in December.
The economy added 146,000 jobs last month, but it's hard to call the jobs report entirely encouraging.
The payroll processing firm estimates that the private sector added 158,000 jobs last month.
ADP hopes to make its monthly jobs barometer more accurate.
ADP report shows private employment grew substantially in June.
Construction and manufacturing posted disappointing declines in employment.