Wasabi made 610 Bitcoins anonymous with a single coinjoin transaction: https://mempool.space/tx/fb596c9f675471019c60e984b569f9020dac3b2822b16396042b50c890b45e5e

Number of inputs: 327
Number of outputs: 279
Value: 610.74252451 BTC
Fee rate: 50.53 sats/vbyte
Input anonset: 4.48
Output anonset: 7.15