15:29:51 Write to Excel2007 format<br />15:29:51 File written to 33chartcreate-bar-stacked.xlsx<br />15:29:51 Peak memory usage: 6 MB<br />15:29:51 Done writing file<br />File has been created in /home/sorianoariza/appssori/proyectos-laravel/coca-prospeccion-l5/vendor/phpoffice/phpexcel/Examples<br />