India - Employment and Unemployment Survey: NSS 43rd Round : July 1987 - June 1988, Fourth Quinquennial Survey

Although it may be theoretically possible that on a particular day of the reference week, a person may have any number of activities, the particulars relating to two activities need only be considered for making entries in this column. Thus, on a day, a person may either have only one activity with 'full' intensity or two activities with 'half' intensity for each .If the activity is pursued with intensity 'half' on a particular day, the entry will be 0.5 against that activity and if that is pursued with intensity more than half, 1.0 will be recorded against that activity is the relevant columns (6) - (12). The decision whether the intensity to be recorded for a activity will be 0.5 or 1.0 has to be taken by the investigating staff making careful probes into the actual situation obtaining for the person on a particular day (For more details see Instruction manual attached as external resources.
For each activity recorded in column (3), the intensity with which the particular activity is performed on the different days of the reference week will be recorded in quantitative terms 'half' or 'full' in these columns