condition mean min max 4 h after light 288.778344 228.038192 349.518496 8 h after light 290.1329835 280.770518 299.495449 12 h after light 262.257609 215.507042 309.008176 4 h after dark 193.52443549999998 192.76083 194.288041 8 h after dark 174.803855 135.82182 213.78589 12 h after dark 211.546759 211.546759 211.546759