PIN (Postal Index Number) was introduced in INDIA on August 15, 1972. This is the coding system used by postal services of India for different areas. Totally in our country there are 9 divisions, of which 8 are geographical & 9th is reserved to army.
An example of quantitative data is counter which couts the number of people or objects, measurement of physical objects like place length or area, data projection like what value of increase in sales or decrease in production, etc...