11:51:12 Create new PHPExcel object
11:51:12 Set document properties
11:51:12 Add some data
11:51:12 Sum of Range #1 is 23
11:51:12 Sum of Range #2 is 33
11:51:12 Sum of both Ranges is 56
11:51:12 Minimum value in either Range is 3
11:51:12 Maximum value in either Range is 17
11:51:12 Average value of both Ranges is 9.333333333333334
11:51:12 Rename worksheet
11:51:12 Write to Excel2007 format
Fatal error: Class 'ZipArchive' not found in /home/societestaiadnet/public_html/rs/PHPExcel/Classes/PHPExcel/Writer/Excel2007.php on line 227