condition mean min max 3 h after light 0.0 0.0 0.0 7 h after light 0.0217935 0.0 0.139602 11 h after light 0.004870233333333334 0.0 0.0584428 2 h after dark 0.029001741666666667 0.0 0.112413 6 h after dark 0.010024 0.0 0.120288 10 h after dark 0.0 0.0 0.0