condition mean min max 0 h after light 0.1550355 0.154897 0.155174 4 h after light 0.15527449999999998 0.15272 0.157829 8 h after light 0.0 0.0 0.0 4 h after dark 0.0760645 0.0 0.152129 8 h after dark 0.07692 0.0 0.15384 12 h after dark 0.386723 0.0 0.773446