Opiention, Position of Chandigarh in India, Administrative divisions, Change in administrative boundaries, Physical Aspects, Drainage, Normal monthly rainfall and temperature, Demographic structure and Trends, Distribution of population, Density of population, Growth of population, Sex ratio, Sex, age structure and marital status, Youthfulness of population, Males in working age, 15-59, Females, urban, Rural, Migrants in class I urban centre, residing, working and non-working migrants in class I urban centre with education levels, classification of working migrants, Economic Aspects, land utilization, Principal crops, 1970-71 rice, wheat millet, oilseeds, cotton, sugarcane, Household industries by types and size of employment, Socio-Cultural Aspects,