condition mean min max 4 h after light 253.617459 210.847441 296.387477 8 h after light 204.70234649999998 153.948445 255.456248 12 h after light 879.99309 324.059649 1435.926531 4 h after dark 317.5596325 284.245906 350.873359 8 h after dark 673.1677605 646.582747 699.752774 12 h after dark 337.30424 337.30424 337.30424