condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.02639525 0.0 0.0527905 12 h after light 0.0840194 0.0513398 0.116699 2 h after dark 0.02631295 0.0 0.0526259 4 h after dark 0.0509885 0.0 0.101977 8 h after dark 0.0277229 0.0 0.0554458 12 h after dark 0.0 0.0 0.0