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Survey of Geothermal Heat Pump Shipments                                       
Table 59.    xls   pdf   format      Renewable Energy Annual

Table 59. Capacity of Geothermal Heat Pump Shipments by Model Type, 1999-2005
(Total Rated Capacity Tons)
Model 1999 2000 2001 2002 2003 2004 2005
 ARI-320 27,970 26,469 NA 16,756 29,238 23,764 28,064
 ARI-325/330 153,947 130,132 NA 96,541 89,731 100,317 110,291
 Other Non-ARI Rated 9,735 7,590 NA 12,000 5,469 20,220 22,047
Totals 191,651 164,191 NA 125,297 124,438 144,301 160,402
NA=Not Available. No survey was conducted for 2001.
Note: One ton of capacity is equal to 12,000 Btus per hour.
Source: Energy Information Administration, Form EIA-902, "Annual Geothermal Heat Pump Manufacturers Survey."