Nestle said its sales in Saudi Arabia could increase as much as 20% in 2013. Saudi Arabia's economy, the largest in the Arab world, will grow 5.1% this year, according to economists' predictions. Over the past two years, Nestle has built distribution centers and bottling facilities in Saudi Arabia, which accounts for about 30% of Middle East sales, according to Yves Manghardt, CEO for Nestle Middle East.