National Income per Capita
National income is the some of the incomes accruing to factors of production supplied by normal residents of the given country before deduction of direct taxes. (UN Yearbook of National Accounts Statistics: 1969, V. 1, P. xi).
GDP at factor cost, less depreciation, plus net factor income from abroad, equals national income (ibid, p. 819).
Data for the period of 1970-1973 is estimated because of changes in the above
definitions in 1970, which make current aggregate product figures inconsistent with
earlier figures.