condition mean min max 2 h after light 0.14509933333333333 0.0 0.469167 6 h after light 2.3515205 0.505793 7.12334 10 h after light 1.3762618333333334 0.179202 3.85266 14 h after light 1.381375 0.264169 4.24368 18 h after light 1.346608 0.113549 6.27581 2 h after dark 0.210834 0.0 0.449417