oss_commits             Individual Commit Timestamps (from git
                        repositories)
oss_contributors        Open Source Project Contributor Signups
                        (Monthly)
oss_contributors_daily
                        Open Source Project Contributor Signups (Daily,
                        FreeBSD only)
oss_daily_authors       Daily New Committers (from git repositories)
oss_daily_commits       Daily Commit Activity (from git repositories)
oss_weekly_commits      Open Source Project Commit Activity (Weekly)
