Breastfeeding no period

Kenya • Hello I am Kenya Jackson I have two beautiful girls. I have been married for 3yrs now, stay at home mom and student.
Ok guys i've been breastfeeding my almost 5 month old since birth with no supplementing. And i've chosen not to take any birthcontrol so i still havent had a period i've taken pregnancy tests to make sure im not pregnant. Anybody else is having or know of anyone having this experience?