(EnergyAsia, April 4) — Australian upstream company Woodside Petroleum has reported a 3.4% drop in 2005 after-tax net profit to A$1,107.4 million. The 2004 result had been positively impacted by the sale of 40% of Enfield oil and related permits. (US$1=A$1.38).   Revenue grew by 29.3% to a record A$2,746.7 million.   Woodside said the…