SOFIA (Bulgaria), May 2 (SeeNews) – Bulgarian oil and gas prospecting company Prouchvane I Dobiv Na Neft I Gaz, majority-owned by local industrial conglomerate Chimimport [BUL:6C4], said its net profit fell by 19.5% on the year to 2.78 million levs ($1.87 million/1.42 million euro) in the first quarter of 2012.