Merge 100 WPS Tables into Excel

I have one hundred WPS files that contain tables only. I need every row from those files imported and merged into a single worksheet in Excel. All the data must appear on one sheet, even though the original tables do not share the same headers... (Budget: ₹400 - ₹750 INR, Jobs: Data Analysis, Data Entry, Data Extraction, Data Integration, Data Management, Data Processing, Excel, Visual Basic)