Global Solar Photovoltaic market estimated to 2,4 GWp in 2007 Brussels, 17th December - The global photovoltaic market grew by over 40% this year, with approximately 2.3 GW of newly installed capacity. By 2010, the market could reach up to 7 GW under an EPIA policy driven scenario*. Solar photovoltaic electricity generation is expected to be competitive with the electricity prices of utilities in Southern Europe by 2015.