| Table 23. Companies Involved in Solar Thermal
Activities by Type, 2002 and 2003 |
| Type of Activity |
2002 |
2003 P |
| Collector or System Design |
20
|
20
|
| Prototype Collector Development |
13
|
12
|
| Prototype System Development |
9
|
11
|
| Wholesale Distribution |
21
|
21
|
| Retail Distribution |
13
|
12
|
| Installation |
10
|
10
|
| Noncollector System Component Manufacture |
12
|
9
|
P
= Preliminary.
Source: Energy Information Administration, Form EIA-63A, " Annual
Solar Thermal Collector Manufacturers Survey. " |
|