The Central Statistical Organisation (CSO) was set up in the cabinet secretariat on 2 May 1951. CSO is responsible for co-ordination of statistical activities in the country, and evolving and maintaining statistical standards. CSO activities include national income accounting, conduct on annual survey of industries, economic census and its follow up surveys, compilation of index of industrial production, as well as Consumer Price Indices for urban non-manual employees, human development Statistics, gender statistics, imparting training in official statistics, five year plan work relating to development of statistics in the States and Union territories, dissemination of statistical information, work relating to trade, energy, construction and environment statistics, revision of national industrial classification, etc. It has a well equipped graphical unit. The CSO is headed by the Director-General who is assisted by 2 Additional Directors-General and 4 Deputy Directors-General, Directors & Joint Directors and other supporting staff. The Central Statistical Organisation (CSO) is located in Delhi. Some portion of industrial statistics work pertaining to annual survey of industries is carried out in Kolkata.