Residential Sector
Saskatchewan
Table 27: Cooling System Stock by Type, New Unit Efficiencies, Stock Efficiencies and Unit Capacity Ratio
  2000   2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013
Total Cooling System Stock (thousands) 147.0   150.0 159.0 180.0 182.0 184.0 191.4 207.0 224.1 242.6 262.7 284.6 295.5 307.1

System Stock by Type (thousands)
Room 50.0   57.0 55.0 65.0 56.0 53.0 60.9 64.3 71.1 78.6 86.9 96.1 95.7 95.3
Central 97.0   93.0 104.0 115.0 126.0 131.0 130.5 142.8 153.0 164.0 175.8 188.5 199.8 211.8

Shares (%)
Room 34.0   38.0 34.6 36.1 30.8 28.8 31.8 31.0 31.7 32.4 33.1 33.8 32.4 31.0
Central 66.0   62.0 65.4 63.9 69.2 71.2 68.2 69.0 68.3 67.6 66.9 66.2 67.6 69.0

New Unit Efficiencies
Room (EER)1 9.4   9.4 9.4 9.4 9.4 9.4 10.9 10.9 10.9 10.9 11.0 11.0 11.1 11.1
Central (SEER)2 10.3   10.3 10.3 10.3 10.3 10.3 13.0 13.0 13.0 13.0 13.1 13.1 13.2 13.3

Stock Efficiencies
Room (EER)1 8.3   8.4 8.6 8.8 8.9 9.1 9.5 9.8 10.0 10.1 10.3 10.4 10.5 10.6
Central (SEER)2 9.6   9.7 9.7 9.8 9.9 10.0 10.3 10.5 10.7 10.9 11.1 11.2 11.4 11.6

Unit Capacity Ratio (Btu/hour)
Room 9,898   9,829 9,797 9,717 9,531 9,345 9,181 9,015 9,044 9,074 9,105 9,122 9,125 9,127
Central 33,466   33,624 33,768 33,919 33,389 32,873 32,372 31,873 31,879 31,885 31,891 33,257 33,265 33,274

Footnotes:

1) Energy Efficiency Ratio.
2) Seasonal Energy Efficiency Ratio.