Rankings/By the Numbers
By the Numbers
by Hannah Ritchie
Using data and research to understand what really makes a difference
Free subscribers
~77k
Est. revenue
—
Last 30 days
Strong growth
Public estimates are rounded ranges, not exact figures. Paid plans include precise metrics, history charts, sponsor intel, and exports. Last updated Sep 12, 2026.
Free Substats Weekly
Every Friday: breakout publications, revenue milestones, and what moved in the Substack economy. No account required.
Want the full dataset? View paid plans.
Want the full picture on By the Numbers?
Upgrade for subscriber history charts, sponsor details, cross-publication search, exports, and alerts. Public pages show rounded estimates only. Developers: MCP setup · Pro ($100/mo) includes the full platform, Friday email, and MCP for Cursor.
Already have an account? Sign in to upgrade