condition mean min max 0 h after light 0.3395445 0.271345 0.407744 4 h after light 0.2229625 0.100324 0.345601 8 h after light 0.18698700000000001 0.172633 0.201341 4 h after dark 0.20039849999999998 0.133248 0.267549 8 h after dark 0.30247650000000004 0.167026 0.437927 12 h after dark 0.3689095 0.331348 0.406471