Net profit at BTC, Bulgaria's former telecom monopoly, fell by over 11 mln levs y/y in Q1 to 64.778 mln levs or 7.85 levs per share, shows the financial statement of the company submitted to the Bulgarian stock exchange. The telco's bottomline was dented by the cost of contracted external services, which rose to 80.7 mln levs from 63.5 mln levs a year earlier. Q1 sales were a tad lower at 255.75 mln levs versus 257 mln levs a year ago. The assets of the company increased by 52.3 mln levs to 1.651 bln levs.