condition mean min max 4 h after light 0.48501666666666665 0.0 1.45505 8 h after light 0.0 0.0 0.0 12 h after light 0.07924566666666667 0.0 0.237737 4 h after dark 0.264478 0.0 0.793434 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0