What does total_amount in liquid gettxoutsetinfo command mean?

$ elements-cli gettxoutsetinfo muhash

  "height": 2655501,
  "bestblock": "5d52cd99233d96c5d99c1b80e2e04fcd068b83d0957095c6728bec98ca16c853",
  "txouts": 274112,
  "bogosize": 20056230,
  "muhash": "ef3fe8d1f94bc6360ea456fdcec78e30db123da2a996e01e1e73cea7500b287e",
  "total_amount": 29014665.56386005,
  "transactions": 177123,
  "disk_size": 38058240

total_amount Here~29,014,665. The help section says “Total coin amount in UTXO set.” However, the Liquid.Network explorer only shows “3,346.37 L-BTC in circulation.”