from The Times of Israel:

Global Jewish population grows by 88,000 over past year

The global Jewish population grew by more than 88,000 people over the past year and reached 13.75 million, according to a study by Professor Sergio DellaPergola of the Hebrew University of Jerusalem.

… In the US more than 50% of Jews who got married in the past year chose non-Jewish partners, while in Russia the number was much higher — 70% of the women and 80% of the men married non-Jew.