condition mean min max 4 h after light 0.020013 0.0 0.040026 8 h after light 0.04097215 0.0327221 0.0492222 12 h after light 0.0 0.0 0.0 4 h after dark 0.06812503333333333 0.0179337 0.108806 8 h after dark 0.0275876 0.0 0.0827628 12 h after dark 0.015815266666666668 0.0 0.0474458