• Data reference period
• Geographic localization (NUTS - 2013)

• REFERENCE PERIOD:  Period to which the information refers and which may be a specific day or a time interval (month, fiscal year, calendar year, among others).
• RESIDENT POPULATION:  Set of persons who, regardless of being present or absent in a given housing unit at the moment of observation, have lived in the place of their usual residence for a continuous period of 12 months prior to the moment of observation, or have arrived to the place of their usual residence during the period of 12 months prior to the moment of observation, with the purpose of living there for a year, at least.

IPC = (1 + CV*Factor1)/(1 + CV*FACT1Pond)*100

Where: CV = Coefficient of variation chosen;
Factor1 = Values of the 1st factor extracted from the model;

FACT1Pond = Value resulting from the sum for all municipalities [Sum(Factor1)*(population weight)].