Social security services now reach more than half the population and primary health care services cover almost everybody. 10. The Mexican economy has likewise been transformed by means of fundamental policies, among which agrarian reform, industrial development and the extension of the infrastructure, communications and urban amenities stand out. The national econcwny has experienced continuous expansion with an annual rate of increase in gross domestic product averaging 6.5% between 1940 and 1980. 11. Notwithstanding the progress achieved, problems sxjbsist; some have not been solved by economic growth, others have been caused by the process of development itself; at the present time they are intertwined with the difficult circumstances resulting from the most serious economic crisis in modern Mexican history.E/1986/3/Add.l3 page 2 E/1986/3/Add.l3 page 3 12. In accordance with the general suggestions and recommendations approved by the Committee for Economic, Social and Cultural Rights this report goes on to discuss demographic data and the basic social and economic indicators for Mexico. 1. Demographic aspects 13. The population of Mexico in 1987 is estimated at 81.2 million inhabitants. The annual rate of population increase is 2.01%. The age structure of the Mexican population is largely that of a young nation, with 47.5% under 18 years of age. Nevertheless, the population under 5 years of age has begun to fall in absolute terms; the number of births per annum per 1000 inhabitants fell from 43 in 1970 to 27 in 1987. Percentage distribution of population by size of locality Inhabitants in localities with a population of:1970 1980 1985 0- 2,499 37.6 32.6 30.7 2,500- 14,999 15.5 14.2 13.3 15,000 - 99,999 13.2 11.2 10.8 100,000 - 999,999 17.2 22.9 24.6 1,000,000 and over 16.3 19.2 20.4 2. Social indicators A. Health 14. Indicators of the people's health in Mexico have radically improved: 
**Analysis**
The text discusses various aspects of Mexico's development, including its economy, population, health, and social indicators. The text highlights the country's economic growth, infrastructure development, and improvements in healthcare and education. It also mentions demographic data, such as population growth rates and age structure. These topics suggest that the text is primarily focused on economic development and social indicators.

**Category**
Economic development, Health