CREATE TABLE table_66707 ("Year" CLOB, "Births  ( 000s ) " FLOAT, "Deaths" FLOAT, "Natural Growth" FLOAT, "Total Fertility Rate" CLOB)

What was the total fertility rate that had a death rate larger than 7.8?
SELECT "Total Fertility Rate" FROM table_66707 WHERE "Deaths" > '7.8'
SELECT "Total Fertility Rate" FROM "table_66707" WHERE "Deaths" > '7.8'