condition mean min max 0 h after light 3.2568 3.2562 3.2574 2 h after light 6.519080000000001 6.35639 6.68177 4 h after light 11.21339 9.50298 12.9238 8 h after light 9.992255 9.61151 10.373 12 h after light 19.5512 18.1487 20.9537 2 h after dark 20.819699999999997 18.4041 23.2353 4 h after dark 14.74455 13.9394 15.5497 8 h after dark 10.365649999999999 10.2632 10.4681 12 h after dark 3.582475 3.02555 4.1394