Need to read files of this type.

This file contains sonar logs from a Garmin Chartplotter. I need somebody to create a routine that will read this data and convert it into either csv or xml format.

The files are too large to attach so you must download a sample from this link
https://www.dropbox.com/s/ftrgox4so1eqcxw/Aug%201-22.RSD?dl=0