EXHIBIT 11 ---------- Year Ended December 31, 1997 - ---------------------------- Month (1997) Shares Issued Weighted Shares Outstanding ------------ ------------- --------------------------- Balance at January 1, 1997 1,214,887 1,214,887 January -0- -0- February -0- -0- March 86,800 69,512 April -0- -0- May 125,000 79,271 June 332,280 183,031 July 215,000 100,513 August 420,000 161,485 September 400,000 120,463 October 1,066,668 232,000 November 201,852 27,082 December 291,120 14,799 --------- --------- TOTAL 4,353,607 ========= Weighted Shares Outstanding- Year Ended December 31, 1997 2,203,043 ========= Weighted shares outstanding are calculated based on the number of days that the respective shares were outstanding during the period. 1 Six Months and Three Months Ended June 30, 1998 - ----------------------------------------------- Weighted Shares Outstanding --------------------------- Six Months Ended Three Months Ended Month (1998) Shares Issued June 30, 1998 June 30, 1998 ------------ ------------- ------------- ------------- Balance at January 1, 1998 4,353,607 4,353,607 January 223,504 212,143 February 17,360 13,584 March 2,096,406 1,290,665 --------- Balance at April 1, 1998 6,690,877 6,690,877 April 309,424 138,983 232,799 May 160,268 45,276 67,217 June 5,600 649 485 --------- --------- --------- Total 7,166,169 ========= Weighted Shares Outstanding- Six Months Ended June 30, 1998 6,054,907 ========= Three Months Ended June 30, 1998 6,991,378 ========= Weighted shares outstanding are calculated based on the number of days that the respective shares were outstanding during the period. 2