condition mean min max 4 h after light 114.585982 105.170676 124.001288 8 h after light 109.35243249999999 98.279117 120.425748 12 h after light 145.7372745 144.68934 146.785209 4 h after dark 140.7564495 133.141809 148.37109 8 h after dark 122.85497699999999 110.115671 135.594283 12 h after dark 142.268397 142.268397 142.268397