1.1 How much did you consume in the past 12 months?
  I.  Liquefied Petroleum Gas (LPG) Kg
  II.  Electricity KWh
  III. Towngas Unit
  IV. Water  m3

1.2 Do you live on Hong Kong Island?
    Yes (energy supplied by HK Electric)
    No (energy supplied by China Light & Power)

1.3 Size of household

I prefer Lifestyle Calculator