condition mean min max 4 h after light 0.7295335000000001 0.726697 0.73237 8 h after light 0.8843114999999999 0.642813 1.12581 12 h after light 1.1350685 0.881157 1.38898 4 h after dark 1.2518765 0.897333 1.60642 8 h after dark 1.264555 1.15362 1.37549 12 h after dark 1.308805 1.30208 1.31553