condition mean min max 3 h after light 2.0756373333333333 0.486972 3.77712 6 h after light 0.10575280000000001 0.0453709 0.191581 9 h after light 2.64224 1.30191 4.18647 12 h after light 1.9888753333333333 0.399856 3.78631 3 h after dark 0.816616 0.167739 1.95107 6 h after dark 0.18991233333333335 0.105757 0.306827 9 h after dark 0.2840263 0.0 0.807703 12 h after dark 1.7951083333333333 0.327485 3.33652