condition mean min max 0 h after light 0.690172 0.369854 1.01049 4 h after light 0.4552945 0.430957 0.479632 8 h after light 0.3032295 0.27381 0.332649 4 h after dark 0.28153649999999997 0.132089 0.430984 8 h after dark 0.331704 0.133575 0.529833 12 h after dark 0.5153380000000001 0.459851 0.570825