Analyzing trends in Gapminder style has become a legend. With Google trendalyzer we hoped to get a user friendly tool to produce such graphs but unfortunately this widget has disappeared and Yonatan B, too.
In a recent post Eng. Hisham Abdel Maguid from Epic Systems has shown us this Flash applications http://www.epicsyst.com/main3.swf or http://www.epicsyst.com/visual.swf
He told us that data input is in Excel, xml and Access format and that a program interface with edit menus will be available soon.
And there is another demo in this style by Boomerang
Things are moving,