-- What has been the avg. estimated death rate by sex since 1950? SELECT STUB_LABEL, YEAR, ESTIMATE FROM death_rates WHERE STUB_LABEL IN ('Male', 'Female') GROUP BY STUB_LABEL, YEAR
-- What has been the avg. estimated death rate by sex since 1950? SELECT STUB_LABEL, YEAR, ESTIMATE FROM death_rates WHERE STUB_LABEL IN ('Male', 'Female') GROUP BY STUB_LABEL, YEAR