JAKARTA (AFX-ASIA) – Oil and gas firm PT Medco Energi Internasional unit, drilling contractor PT Apexindo Pratama Duta, said it posted a first quarter to March net profit of 14.03 billion rupiah, up 56.72% year-on-year, on sales of 234.93 billion rupiah, up from 139.06 billion previously. (US$1=8,700 rupiah). In the same period, operating costs rose…