US module giants First Solar and SunPower were the top twosuppliers during the most recent quarter, followed by a quartet of Chineseplayers – Yingli, Trina, Canadian Solar and Suntech.

The US is expected to add 4.22GW of PV capacity this year, ayear-on-year increase of 17%, according to market researcher NPD Solarbuzz.

The high-margin US market will grow an even stronger 26%next year to hit 5.3GW,