Issue in file file format while exporting data in .csv

Hello Group,

Problem statement:

I have written pl/sql code to export data from database to .csv file. When i trigger workflow this procedure perform step what is required and send .csv file to customers via mail.

When i export the data from database i don't see any issue, however when workflow is triggered and when .csv file is sent to mail there comes the file format problem.

Few of lines are getting swapped to next row, I tried few ways but it didn't help me out. Can someone please guide me on this? below is the screenshot of the issue.