CSV used to save all digitized points from all the sections into a single XYZ. Now it saves only the points digitized on current section. Katie Cook from USACE says it used to work better in 2019 and earlier versions.
Another user has asked for the same stuff:
https://hypack.atlassian.net/jira/servicedesk/projects/SUP/queues/custom/31/SUP-5310
Another user has asked for the same stuff:
https://hypack.atlassian.net/jira/servicedesk/projects/SUP/queues/custom/31/SUP-5310