The Tadawul All-Share Index closed 1.78% higher at 8,034.20 points on Sunday, a three-week high. Like most GCC markets, the Saudi bourse regained the entire territory it lost during the last two weeks when jitters over the crisis in Syria weighed on indices. Sabic advanced 1.28% to reach SR98.75. Petro Rabigh surged two percent to hit SR15.20. Earlier in the day, Petro Rabigh said it has fixed the power and steam supply for some of its ethane cracker units last Wednesday after an outage occurred. The reinstallment of production will take 16 day and will lead to a loos of opportunity profits of SR250m. The impact on financial results will occur for the results of the third quarter.