how many KHC has been mined up to today?
At block 92,000, the guesstimate is around 10.8 Millions KHCs
But, comparing KHC with BTC:
1 BTC = 100,000,000 satoshis
1 KHC = 100,000 kryptoha-toshis
At block 92,000, Bitcoin on its second year had around 460,000,000,000,000 (460 Trillion) satoshis in circulation while, KHC only has today around 1,080,000,000,000 (1.08 Trillion) kryptoha-toshis in circulation.