condition mean min max 4 h after light 0.0635367 0.0466365 0.0804369 8 h after light 0.03186895 0.0 0.0637379 12 h after light 0.0 0.0 0.0 4 h after dark 0.1241987 0.0880521 0.179699 8 h after dark 0.07255233333333333 0.0 0.217657 12 h after dark 0.08607333333333334 0.0 0.130259