condition mean min max 0 h after light 0.1152118 0.0767166 0.153707 4 h after light 0.19289099999999998 0.151277 0.234505 8 h after light 0.230988 0.227698 0.234278 4 h after dark 0.075643 0.0 0.151286 8 h after dark 0.18984600000000001 0.151113 0.228579 12 h after dark 0.11325125 0.0766135 0.149889