condition mean min max 3 h after light 73.71755 10.2082 207.418 7 h after light 69.382575 29.9401 179.293 11 h after light 75.76361666666666 30.4265 178.704 2 h after dark 75.930325 26.5327 119.613 6 h after dark 42.31365666666667 8.72298 130.512 10 h after dark 30.511341666666667 10.1274 66.1335