condition mean min max 0 h after light 7.814435 6.8157 8.81317 2 h after light 5.08438 4.96942 5.19934 4 h after light 6.517720000000001 6.50818 6.52726 8 h after light 4.551665 4.16665 4.93668 12 h after light 6.258435 6.07822 6.43865 2 h after dark 6.64612 5.94821 7.34403 4 h after dark 6.246335 5.44015 7.05252 8 h after dark 7.075115 6.94674 7.20349 12 h after dark 6.947274999999999 6.33461 7.55994