IDC said the figures were 1.5 percent less than it previously forecast and it expects the decline to continue, at least in the short term.
It now expects a year on year decline of 3.4 percent in shipments for the second quarter of this year, with a total of 120 million units shipping for the full year.
LED backlight technology dominates the market, with a 98.5 percent share in the first quarter. And 21.5-inch screens have the biggest share in terms of size, for the tenth consecutive quarter. That size showed a 23.8 percent increase during the first quarter.
Dell is the number one vendor for the quarter, with a 15.8 percent market share, amounting to over 4.6 million units.
Samsung showed a big decline of 13.3 percent in the quarter, but nevertheless hung onto the number two position. Third was LG Display, and fourth was Lenovo, with a 9.1 percent share worldwide.