condition mean min max 4 h after light 0.045654 0.0 0.136962 8 h after light 0.005018 0.0 0.015054 12 h after light 0.0074592999999999994 0.0 0.0223779 4 h after dark 0.17196756666666668 0.0746848 0.35314 8 h after dark 0.34209453333333334 0.0653256 0.519301 12 h after dark 0.0487929 0.0 0.0773955