condition mean min max 4 h after light 161.2751565 126.269844 196.280469 8 h after light 181.4779305 175.234425 187.721436 12 h after light 456.84810899999997 222.301383 691.394835 4 h after dark 193.29197299999998 170.693595 215.890351 8 h after dark 244.767438 160.496645 329.038231 12 h after dark 162.095302 162.095302 162.095302