condition mean min max 0 h after light 0.0618485 0.0 0.123697 2 h after light 0.0206528 0.0 0.0413056 4 h after light 0.02094755 0.0 0.0418951 8 h after light 0.0637923 0.0424205 0.0851641 12 h after light 0.2033165 0.124236 0.282397 2 h after dark 0.15597899999999998 0.127348 0.18461 4 h after dark 0.181331 0.164514 0.198148 8 h after dark 0.0447239 0.0 0.0894478 12 h after dark 0.06517775 0.0423289 0.0880266