condition mean min max 0 h after light 1.51766 1.1526 1.88272 4 h after light 2.35482 2.1315 2.57814 8 h after light 1.2139595 0.724369 1.70355 4 h after dark 1.8001399999999999 1.23758 2.3627 8 h after dark 1.601485 1.1427 2.06027 12 h after dark 1.5497649999999998 1.5327 1.56683