Taymyr Autonomous Okrug had an average population in 1975 of 42, 857 live births and a natural change of 540.
[['[TABLECONTEXT]', '[TITLE]', 'Taymyr Autonomous Okrug'], ['540', 'LIVE_BIRTHS', '857'], ['1975', 'NATURAL_CHANGE', '540'], ['[TABLECONTEXT]', 'YEAR', '1975'], ['1975', 'AVERAGE_POPULATION_(X_1000)', '42']]