The clicks you earn from referrals are directly related to the clicks you make.
If you click at least 4 advertisements being a Standard / Pioneer member or you click at least 9 advertisements being a Golden member, you'll receive all clicks made from your referrals.
If you click below that, the maximum you will receive is only the amount of clicks you've made multiplied by the number of referrals you have.
The referral clicks will be calculated based on the clicks you made on the previous day.
These calculations are based on the server time which can be seen in the "View Advertisements" page.
The only advertisements that will count are: Extended Exposure, Standard Exposure, and Orange Fixed Advertisements.