Quote from: ebn87 on July 28, 2023, 01:05:25 PM

is there a way to extract from Bitcoin Core some stats about the totale number of wallets?

There's software out there that extracts this information from chainstate, so it should also work on a pruned node.

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like an historical series of how the number of addresses with greater than zero balance evolved over time?
or just a snapshots of all the addresses balance at a given period of time...

This is more work, it requires processing the actual blockchain. There's software out there for this too.

But:

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or to export the DB in CSV or something readable...

Blockchair did this already, and you can easily download it! It's slow, so I created a mirror. You may like:

Quote from: LoyceV on January 07, 2021, 04:33:04 PM

Related topics
Bitcoin block data available in CSV format
List of all Bitcoin addresses with a balance
List of all Bitcoin addresses ever used
[~500 GB] Bitcoin block data: inputs, outputs and transactions

I have snapshots going back a year (second link), or data dumps per day (last link).

If you only want to count funded addresses, I have data since September 2020: total_number_of_funded_addresses.txt.