If 2021 manifest is met, SpaceX will do ~75% of total Earth payload to orbit with Falcon.
— Elon Musk (@elonmusk) March 11, 2021
A single Starship is designed to do in a day what all rockets on Earth currently do in a year.
Even so, ~1000 Starships will take ~20 years to build a self-sustaining city on Mars.