Crude oil exports from Mexican state-owned oil company Pemex rose 11.4 percent in May compared to the prior month, while output was largely unchanged, the company said on Thursday. Pemex [PEMX.UL] data showed average crude oil exports rose to 1.204 million barrels per day (bpd) from 1.081 million in April. Sales to the Far East - which includes Japan, China, India and South Korea - jumped 74 percent last month to 373,000 bpd, while sales in the A…