Malaysian power company Tenaga Nasional Bhd (TNB) said its net profit for the nine months ended May 31 has fallen by 49.2% to RM367.3 million. (US$1=RM3.8). Revenue, meanwhile, climbed 7.8% to RM13.068 billion over year-ago levels. According to Bernama news agency, Tenaga attributed the improved revenue to higher electricity sales but forex losses from the…