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 Basement
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 306.5" (25.5417 feet)
 178.5" (14.875  feet)
 96"    (8' ceiling)

 ~380 sq.ft. (basement)   ~3039 cubic feet.

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 Electric Cost
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 $0.10711 cents per kWh

 3,412 BTU/kWh
 293.09 kWh for 1,000,000 BTU = $31.39

 1 BTU = $0.00003139

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 Gas Cost
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  $0.49668/CCF
  $4.9668/MCF
  $0.509097/therm

  100,000 BTU/Therm
  103,100 BTU/CCF
  1,031,000 BTU/MCF

  ...for 1,000,000 BTU = $6.02

  1 BTU = $0.00000602

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 BTU needed
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  0.02 BTU = raise 1 cubic feet air 1 degree

  (3039 cubic feet)
  50 -> 70 = 1215.60 BTU  (602,937.60 BTU/month)
  55 -> 70 =  911.70 BTU  (452,203.20 BTU/month)
  60 -> 70 =  607.80 BTU  (301,468.80 BTU/month)

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 Costs (based on 16 hours/day, 31 days/month)
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  Electric
    50 -> 70 = $18.93
    55 -> 70 = $14.19
	60 -> 70 =  $9.46

  Gas
    50 -> 70 = $3.63
	55 -> 70 = $2.72
	60 -> 70 = $1.81

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 Costs per year
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  Electric
    50 -> 70 = $227.16
    55 -> 70 = $170.28
	60 -> 70 = $113.52

  Gas
    50 -> 70 = $43.56 (saved $183.60)
	55 -> 70 = $32.64 (saved $137.64)
	60 -> 70 = $21.72 (saved  $91.80)

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 Costs per 5 years
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  Electric
    50 -> 70 = $2,725.92
    55 -> 70 = $2,043.36
	60 -> 70 = $1,362.24

  Gas
    50 -> 70 = $522.72 (saved $2,203.20)
	55 -> 70 = $391.68 (saved $1,651.68)
	60 -> 70 = $260.64 (saved $1,101.60)

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 Cost recovery ($1,000 gas versus $200 electric)
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  $800 recovery
    50 -> 70 = 4.4 years
	55 -> 70 = 5.8 years
	60 -> 70 = 8.7 years

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 Cost recovery ($500 gas versus $200 electric)
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  $300 recovery
    50 -> 70 = 1.6 years
	55 -> 70 = 2.1 years
	60 -> 70 = 3.3 years