This page shows historical data of the total number of new (in existing inventory) Tesla vehicle listings (Model S, 3, X, Y) available (in the United States) on their website.
Chart via tesladata.mattjung.net by @Mattjungphoto

Days of data to show

Browse other new inventory charts: Model S – Model 3 – Model X – Model Y – Model 3/Y – Model S/X – All New (in existing inventory) Tesla Models
Intra-Day New Inventory Dashboard

New U.S. Inventory – Individual Models

This chart shows a per-model breakdown of the above chart. New US Inventory only.

Days of data to show