spins,stake_per_spin_usd,total_action_usd,european_expected_cost_usd,american_expected_cost_usd,difference_usd
100,10,1000,27.03,52.63,25.6
500,10,5000,135.14,263.16,128.02
1000,10,10000,270.27,526.32,256.05