The funny thing is that there is 117x more Bitcoin on Layer 2 ETH in WBTC[1] than in the lighting network[2].

  $5,793,513,475.00 // WBTC (Bitcoin on Ethereum)
     $49,173,964.59 // Lightning

[1] - https://wbtc.network/dashboard/order-book

[2] - https://1ml.com/statistics