condition mean min max 0 h after light 1.7963529999999999 0.719566 2.87314 4 h after light 3.2579199999999995 2.12457 4.39127 8 h after light 1.77658 0.0 3.55316 4 h after dark 2.47185 1.41647 3.52723 8 h after dark 2.8386250000000004 2.14015 3.5371 12 h after dark 3.181065 2.15196 4.21017