Hi Martin,
I haven't used the OCR, yes there are thinks I don't know. :)
If you really need this, it could be an option to use the Azure Cognitive Services to extract table data via REST:
Enhanced Table Extraction from documents with Form Recognizer
https://techcommunity.microsoft.com/t5/ai-cognitive-services-blog/enhanced-table-extraction-from-documents-with-form-recognizer/ba-p/2058011
Form Recognizer layout model
https://docs.microsoft.com/en-us/azure/applied-ai-services/form-recognizer/concept-layout
Supported languages
https://docs.microsoft.com/en-us/azure/applied-ai-services/form-recognizer/language-support
Pricing, with a free tier subscription, only the first two pages are processed
https://azure.microsoft.com/en-us/pricing/details/form-recognizer/
REST API
https://westus.dev.cognitive.microsoft.com/docs/services/form-recognizer-api-v2-1/operations/AnalyzeLayoutAsync
Best regards,
Daniel