Calculations:

Premine was: 5899999 CLT (http://cryptobe.com/tx/ddfbff9601fd12a7edb2d4e62d2b10874bed459fbb1fcea95b65f1cdddc8a87f)
Sold: 3957865 CLT
Funds raised: 17.71169232 BTC
Burned: 1942134 CLT (http://cryptobe.com/address/CMCCEX1Burning1Service11111XXmdJBK)

Direct refunds made: 8.11530144 BTC in total for 1760674 CLT in total for those who did not sell purchased CLT from dev

Buy wall: 9.59639088 BTC for 2197191 CLT which gives us 0.00000436 price

https://c-cex.com/?p=clt-btc

Buy wall will remain for 3 days. After that CLT will be removed from exchange and no refunds will be possible.