episode,difficulty,reward,evacuated,steps,final_health,reward_mean_20,success_rate_20 1,easy,-1.08,0,200,100.0,-1.08,0.0 2,easy,10.47,1,178,100.0,4.695,0.5 3,easy,-0.33,0,200,100.0,3.02,0.3333 4,medium,13.17,1,32,100.0,5.5575,0.5 5,medium,13.27,1,30,100.0,7.1,0.6 6,medium,-13.98,0,26,0.0,3.5867,0.5