RIYADH: Saudi Arabia’s main stock index hit its lowest close since last December on Sunday, mirroring a drop in oil prices. TASI, as the main index is known, lost 4.44 percent to 11,299, and the parallel market, Nomu, declined 3.55 percent to 20,740 at the closing bell. Elsewhere in the Middle East, stock exchanges of Qatar, Egypt, Bahrain, and Kuwait shed between 1 percent