please help with formulas

Eco Furniture Sales - 2016 and 2017 Subtotal Shipping Total Sale Product Cu tomer Con Reci B Spaces Media Armoire Home USA Bamboo End Table Ellington Designs Bamboo Coffee Table Ellington Designs Bamboo End Table B&B Spaces Chameleon Couch Ellington Designs Bamboo End Table Home USA Chameleon Couch Home USA 2 Media Armoire Home USA 3 Bamboo Coffee Table Home USA 14 Media Armoire B&B Spaces 15 Media Armoire Home USA 16 Bamboo Coffee Table B&B Spaces 17 Captain Recliner B&B Spaces 18 Bamboo End Table Ellington Designs 19 Chameleon Couch B&B Spaces 20 Bamboo Coffee Table Home USA 21 Captain Recliner B&B Spaces 22 Media Armoire Ellington Designs 23 Bamboo End Table B&B Spaces 24 Media Armoire Home USA 25 Bamboo End Table Home USA 26 Captain Recliner Ellington Designs 27 Media Armoire B&B Spaces SalesRep PJ Helgoth Roberta Cross Loraine Schultz Roberta Cross Loraine Schultz Loraine Schultz Roberta Cross Loraine Schultz Loraine Schultz Loraine Schultz Loraine Schultz Loraine Schultz Loraine Schultz PJ Helgoth Roberta Cross Loraine Schultz Roberta Cross Loraine Schultz Roberta Cross Loraine Schultz Roberta Cross PI Helgoth Roberta Cross Loraine Schultz Date Item Cost 1/5/16 289.95 1/5/16 329.95 1/6/16 64.95 1/7/16 139.95 1/7/16 64.95 1/9/16 649.99 1/10/16 64.95 1/10/16 649.99 1/10/16 329.95 1/13/16 139.95 1/13/16 329.95 1/13/16 329.95 1/14/16 139.95 1/14/16 299.95 1/15/16 64.95 1/15/16 649.99 1/16/16 139.95 1/16/16 299.95 1/21/16 329.95 1/22/16 64.95 1/23/16 329.95 1/25/16 64.95 1/27/16 299.95 1/27/16 329.95 No.Items 5 2 7 3 12 4 10 2 6 10 13 4 11 7 11 6 10 14 4 20 8 11 13 7