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Survey of Geothermal Heat Pump Shipments                                       
Data for: 2004
Release Date: March 2006
Next Release Date: March, 2007

Table 58. Geothermal Heat Pump Shipments by Model Type, 1998-2004
(Number of Units)
Model 1998 1999 2000
2001
 2002 2003 2004
ARI-320 10,510 7,910 7,808
NA
 6,445 10,306 9,130
ARI-325/330 26,042 31,631 26,219
NA
 26,802 25,211 31,855
Other Non-ARI Rated 1,714 2,138 1,554
NA
 3,892 922 2,821
Totals 38,266 41,679 35,581
NA
 37,139 36,439 43,806
NA = Not Available. No survey was conducted for 2001.
Source: Energy Information Administration, Form EIA-902 "Annual Geothermal Heat Pump Manufacturers Survey."