condition mean min max 4 h after light 0.0380384 0.0279205 0.0481563 8 h after light 0.08389615 0.0763178 0.0914745 12 h after light 0.0642278 0.0395194 0.0889362 4 h after dark 0.0280333 0.0 0.0527154 8 h after dark 0.06824843333333333 0.0278874 0.111704 12 h after dark 0.038992 0.0 0.116976