| Word | Description |
|---|---|
| Excel file | Indicates Excel book or Excel 2003 book. |
| Excel book | Indicates books with ".xlsx" and ".xlsm" expansions created in Excel 2013/2010/2007.
However, books saved in Strict Open XML spreadsheet format will be excluded. |
| Excel 2003 book | Indicates book with ".xls" expansion created in Excel 2013/2010/2007. |