condition mean min max 0 h after light 1.1053585 0.948417 1.2623 4 h after light 1.174116 0.933422 1.41481 8 h after light 1.1741424999999999 0.999085 1.3492 4 h after dark 1.3044250000000002 1.23974 1.36911 8 h after dark 1.1225565 0.877583 1.36753 12 h after dark 0.9632425 0.693335 1.23315