Can any one advise me what tool or how to generate the VAMI monthly comparison chart similar to below; http://www.barclayhedge.com/cgi-bin...me=/images/map_screenshots/05c-VAMI_Chart.jpg I have many monthly performance data of my performance. I just want to generate a chart to compare them to SP500 and CTA index. 1. How and where to get the monthly performance data for SP500? 2. How and where to get the monthly performance data for CTA index? 3. What software tool used to generate monthly comparison chart? 4. Is there any web-based tool to use? Thank for helps.