condition mean min max 4 h after light 255.837017 225.349253 286.324781 8 h after light 312.53927150000004 285.540094 339.538449 12 h after light 312.62163799999996 297.011219 328.232057 4 h after dark 236.7679635 220.054201 253.481726 8 h after dark 211.40028949999999 206.487856 216.312723 12 h after dark 165.608381 165.608381 165.608381