condition mean min max 4 h after light 0.019166066666666665 0.0 0.0574982 8 h after light 0.27644593333333334 0.0443458 0.596325 12 h after light 0.41165 0.115361 0.705481 4 h after dark 0.356248 0.275006 0.404551 8 h after dark 0.15893866666666667 0.0 0.259979 12 h after dark 0.112361 0.101605 0.121483