TURBINES SOLD BY WIND TURBINE INDUSTRIES, BY YEAR
Sales of small, 20-kilowatt wind turbines made by Prior Lake-based Wind Turbine Industries have increased nearly sixfold in the past decade, to 47 turbines last year.
Year Turbines
1998 8
1999 5
2000 4
2001 22
2002 12
2003 20
2004 20
2005 18
2006 44
2007 47