condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.030713533333333334 0.0 0.0921406 3 h after dark 0.0 0.0 0.0 6 h after dark 0.031312266666666665 0.0 0.0939368 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0