There are tar files available under the section "Downloading annual collections of data" for downloading the complete set.
The data products are simple ASCII tables.
The data consist of a file for each periapsis passage and give start time and stop time and consist of tables that contain seconds from periapse, areodetic latitude, east longitude, local solar time, solar zenith (deg.), areodetic altitude (km), and 2 density averages (90 second and 1 second) with corresponding sigmas in (KG/KM**3).
Select the Instrument Log
Data can be retrieved by selecting among the following parameters