All reports of changelog-not-compressed-with-max-compression for the archive. The extended description of this tag is:
Changelog files should be compressed using "gzip -9"; i.e., using the maximum compression level via the -9 option to gzip.
Refer to Debian Policy Manual section 12.7 (Changelog files and release notes) for details.
This tag has not been emitted in any package tested by Lintian.