How much luna in pre-attack snapshot?

I calculated TFL’s wallet had 343M luna on 7th of May, aka pre-attack snapshot. I remember there was 700-800M(not sure the exact number) in total supply on 7th of May. So we get total of 700-800M-343M= 357-457M luna in pre-attack snapshot, right?

source: tfl’s wallet: Terra Finder