condition mean min max 0 h after light 1.1387715 0.935193 1.34235 2 h after light 1.357735 1.04995 1.66552 4 h after light 0.9899815 0.712993 1.26697 8 h after light 4.66175 3.31404 6.00946 12 h after light 4.20803 4.03282 4.38324 2 h after dark 3.64942 2.99537 4.30347 4 h after dark 3.2431 2.59122 3.89498 8 h after dark 1.9722985 0.788967 3.15563 12 h after dark 1.19676 1.17341 1.22011