Refer to the passage below and then answer the question afterwards in the same language as the passage:

Passage: Palmistry, or chiromancy (also spelled cheiromancy; from Greek kheir (χεῖρ, ός; "hand") and manteia (μαντεία, ας; "divination"), is the claim of characterization and foretelling the future through the study of the palm, also known as chirology, or in popular culture as palm reading. The practice is found all over the world, with numerous cultural variations. Those who practice chiromancy are generally called palmists, hand readers, hand analysts, or chirologists.

Question: How many cultural variations are there?
numerous