07:51:18 Write to Excel2007 format<br />07:51:18 File written to 33chartcreate-bar-stacked.xlsx<br />07:51:18 Peak memory usage: 4 MB<br />07:51:18 Done writing file<br />File has been created in d:\wwwroot\case\wwwroot\case9\simplewind\vendor\phpoffice\phpexcel\Examples<br />