The Jewish population of Egypt was estimated at less than 200 in 2007, less than 40 in 2014, and as of 2017, is estimated at 18 (6 in Cairo, 12 in Alexandria). In 2018 the estimated Jewish population was 10 Marriage restriction has caused many members to convert to other religions, mainly Jewish women who convert to Islam, due to being married to Egyptian Muslim men. Because a Jewish man cannot marry an Egyptian Muslim woman, but an Egyptian Muslim man may marry a Jewish woman, the community has lost many male members who are no longer Jewish on official documents.