Ukrnafta (UNAF) saw its net revenues drop 33.1% yoy in 1H09 to UAH 2.7 bln, it said in a company filing yesterday. Ukrnafta also ended the first-half year with a gross loss of UAH 106.7 mln (vs. gross income of UAH 1.4 bln in 1H08) and a net loss of UAH 464.8 mln (vs. net income of UAH 938.8 mln in 1H08).