So u made good start!
May be u have some statistic?
% of bounty that hit hardcap
% of bounty that go scum
Those numbers may be improve formulas.
PS
intresnoe, sardnym - not wery english words too.
"And now the most intresnoe begins."
"From here, you can manipulate sardnym earnings.."
Here is an example of his country https://bitcointalksearch.org/topic/bounty-utrust-token-the-future-of-online-payments-is-here-2078526 and here is a token that from the price of ICO to the current moment made X4. https://coinmarketcap.com/currencies/utrust/
look at the project tables, see the subscription companies and see how many people earned your rank)