how many quarts of transmission fluid do i need? on 1999 Toyota Corolla

i am changing it out completely and i called a couple different shops and two of them told me 6 quarts and another two told me 12 which one is it? my car is a 1999 toyota corolla automatic LE.

Asked by for the 1999 Toyota Corolla
get a case of 12. add 6 qts to fill the converter, then add 3 more and keep checking till it is full. it should top out between 8 and 9