condition mean min max 3 h after light 0.385764 0.0 0.599893 6 h after light 0.0 0.0 0.0 9 h after light 0.028946200000000002 0.0 0.0868386 12 h after light 0.020434125 0.0 0.0817365 3 h after dark 0.09018186666666667 0.0 0.180361 6 h after dark 0.405479 0.0 0.857012 9 h after dark 0.374498 0.116582 0.59626 12 h after dark 0.34735160000000004 0.0695392 0.625164