Per https://planet4589.org/space/stats/out/satannual.txt when updated past year end

Last few years at time of market creation:
2018 568

2019 500

2020 1263

2021 1824

2022 2496

2023 2908

2024 2863

2025 4522

If this source is unavailable or out of date I might switch to UNOOSA which has fairly similar numbers but usually takes longer to update.
https://www.unoosa.org/oosa/osoindex/search-ng.jspx?lf_id=