Table H8. Companies Involved in Solar-Thermal Activities by Type, 
          1993 and 1994

Type of Activity                                  1993      1994
Collector or System Design.....................    31        30
Prototype Collector Development................    18        16
Prototype System Development...................    16        16

Wholesale Distribution.........................    25        28
Retail Distribution............................    22        22
Installation...................................    21        17

Noncollector System Component Manufacture......    18        14

   Source:  Energy Information Administration, Form CE-63A, "Annual
Solar Thermal Collector Manufacturers Survey."


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