condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.8226976666666667 0.0 1.67482 9 h after light 0.7681743333333334 0.599024 1.04567 12 h after light 1.138368 0.0 2.54121 3 h after dark 2.27401 1.92932 2.69313 6 h after dark 1.74363 0.0 3.69814 9 h after dark 0.0 0.0 0.0 12 h after dark 0.8887383333333334 0.0 1.9086