"Shipments of geothermal heat pumps decreased nearly 5 percent in 2009 to 115,442 units from a year ago (Table 4.1), while capacity shipped decreased by only 2 percent to 407,093 tons (Figure 4.1 and Table 4.2). This marked the first decrease in shipments experienced by the geothermal heat pump (GHP) industry since 2003." (Quoted from article)