[['1970-1975', 'IMR*', '162'], ['1970-1975', 'CDR*', '25.6'], ['1970-1975', 'NC*', '30.2'], ['1970-1975', 'TFR*', '7.52'], ['[TABLECONTEXT]', 'PERIOD', '1970-1975'], ['[TABLECONTEXT]', '[TITLE]', 'Demographics of Niger'], ['1970-1975', 'CBR*', '55.8']]
From 1970 to 1975, Niger saw a CBR and CDR of 55.8 and 25.6, respectively, along with a total fertility rate of 7.52 and an infant mortality rate of 162, resulting in a natural change of 30.2.