Not sure where https://bugzilla.wikimedia.org/weekly-bug-summary.cgi?tops=10&days=7 comes from, but
Top 10 people who resolved the most reports in the last 7 days: Top 10 people who most quickly fixed a report in the last 7 days:
are rendered like links in Firefox, and
Top 10 people who most quickly fixed a report in the last 7 days:
is just empty.