OREANDA-NEWS. On 1 August 2008 was announced, that for the week of July 21st – July 25th, 2008 the total trading volume on FORTS (Futures & Options on RTS) equaled 292,9 bln. roubles or 5,4 mln. contracts, including 26,4 bln. roubles during the evening trading session. The total open interest as of the last day of the week, July 25th, 2008 reached 325,0 bln. roubles or 9,4 mln. contracts.