| Number of solar module shipments in the U.S. | |
|---|---|
| 2003 | 80062 |
| 2004 | 143274 |
| 2005 | 204996 |
| 2006 | 320208 |
| 2007 | 494148 |
| 2008 | 920693 |
| 2009 | 1188879 |
| 2010 | 2644498 |
| 2011 | 3772075 |
| 2012 | 4655005 |
Sources:
eia.gov, fsec.ucf.edu

| Number of solar module shipments in the U.S. | |
|---|---|
| 2003 | 80062 |
| 2004 | 143274 |
| 2005 | 204996 |
| 2006 | 320208 |
| 2007 | 494148 |
| 2008 | 920693 |
| 2009 | 1188879 |
| 2010 | 2644498 |
| 2011 | 3772075 |
| 2012 | 4655005 |
Since 2009, demand for solar power has been higher than ever. It may have something to do with the age-old idea of supply and demand - as demand for more solar modules goes up, the price goes down. Check out the recent price drop of solar power in this chart: www.eia.gov/renewable/annual/… (figure 2)