condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.12419106666666667 0.0 0.296393 12 h after light 0.1479113 0.0546059 0.257459 4 h after dark 0.06590463333333334 0.0 0.107376 8 h after dark 0.07593056666666667 0.0 0.146651 12 h after dark 0.0718525 0.0 0.121597