Average PV System Prices
The chart shows average system prices in dollars (US) per Watt. In 2001 and 2002, the price was $10/watt. In 2003, it started falling slowly to a recorded $7.5/watt in 2009, before dropping dramatically in 2010, where it was recorded to be less than $6/watt. The last recorded price is just over $3/watt in 2003.