June 15 (SeeNews) - Turnover almost doubled in Thursday's trading session on the Ljubljana Stock Exchange (LJSE), to 2 million euro ($2.23 million) from 1.12 million euro on Wednesday, boosted by block deals in re-insurer Sava Re [LJE:POSR] and port operator Luka Koper [LJE:LKPG], bourse data showed.