MIDEAST STOCKS-Saudi falls after weak data, most bourses rise

* Saudi index closes below mid-March low * First annual money supply drop for over a decade * Middle East Healthcare jumps on listing * Dubai Parks rebounds after plunge on rights issue * Orascom Telecom helps Egypt rise By Andrew Torchia DUBAI, March 29 (Reuters) - Saudi Arabia's stock market fell sharply on Tuesday as petrochemical stocks sagged and the central bank reported weak economic data, but most major markets in the region gained. The Saudi index fell 1. ...