condition mean min max 4 h after light 189.79654 181.7696 197.82348 8 h after light 146.5782105 143.385903 149.770518 12 h after light 173.297256 146.285532 200.30898 4 h after dark 197.116672 193.924364 200.30898 8 h after dark 234.29905150000002 224.058354 244.539749 12 h after dark 234.044651 234.044651 234.044651