The purpose of the Special Survey of the Labour Force Survey is to investigate the details on employment and unemployment status, supplementing the monthly Labour Force Survey. The universe of the survey is composed of all persons 15 years old and over usually residing in this country, except the Self-defence Forces personnel in the camps or vessels and legally detained persons under sentence.
Actual enumeration takes place on a sample basis.
About 100 thousand persons usually residing in about 40 thousand households are selected and enumerated. The survey was conducted as of February 28, 2001. The reference period for the activity status was one week from February 22 to 28, 2001. The field operation was carried out by enumerators, and each questionnaire was filled in by each household member. Labour force status Population 15 years old and over is classified as follows according to the activity in which each person was engaged during the survey week.