When we get something wrong, we fix it and say so. This log lists every confirmed error that changed a number, a formula or a fact on the site.
Log
No corrections have been logged since this log started on September 26, 2026.
Report a mistake
If a result, a formula or a fact looks wrong, contact us with the page and what you expected to see. We check every report. Confirmed mistakes are fixed on the page, noted there with the date, and added to this log.
How we build and check our numbers: methodology and editorial policy.