condition mean min max 4 h after light 238.3589025 226.751276 249.966529 8 h after light 284.914831 272.232057 297.597605 12 h after light 290.157666 231.154474 349.160858 4 h after dark 284.145002 227.540819 340.749185 8 h after dark 178.4723565 170.238195 186.706518 12 h after dark 217.695505 217.695505 217.695505