The photovoltaic is growing quite fast, but I don't have any
stats on solar thermal.
"Production of photovoltaic (solar) cells exceeded 390 megawatts in 2001,
marking the fourth straight year of growth at or above 30 percent" (p. 44). http://www.worldwatch.org/press/news/2002/06/21/
<fwiw>
-het
PS.
Added a.s.p & a.s.t
--
"The universe is full of magical things patiently waiting for
our wits to grow sharper." -Eden Phillpotts