condition mean min max 0 h after light 0.5475125 0.365442 0.729583 4 h after light 0.9561504999999999 0.743391 1.16891 8 h after light 3.024405 2.70679 3.34202 4 h after dark 2.1092750000000002 1.9705 2.24805 8 h after dark 1.173317 0.988004 1.35863 12 h after dark 0.4929795 0.273226 0.712733