condition mean min max 4 h after light 0.637346 0.184068 1.11239 8 h after light 0.33435170000000003 0.0539511 0.54283 12 h after light 0.483632 0.316427 0.705325 4 h after dark 0.6269646666666666 0.473485 0.738264 8 h after dark 0.7530096666666667 0.624309 1.00159 12 h after dark 0.717166 0.0 1.61943