19:31:15 Write to Excel2007 format<br />19:31:15 File written to 33chartcreate-column-2.xlsx<br />19:31:15 Peak memory usage: 6 MB<br />19:31:15 Done writing file<br />File has been created in /home/sorianoariza/appssori/proyectos-laravel/profuturo-retenciones-3/vendor/phpoffice/phpexcel/Examples<br />