IMO, if you're going to ask for donations, you should provide this type of clarity: as you can see, the youtube channel generated merely $78 in the last 30 days (!) and the actual amount I'd earn would be less than this. With both Youtube and Patreon, some portion "evaporates" before it reaches the content creator's bank account. With this caveat (about "evaporation") having been stated, the amount I earn from Patreon is publicly visible on the front page, and that is now $155 per month:
https://www.patreon.com/a_bas_le_ciel/