condition mean min max 3 h after light 0.483516 0.0 2.77793 7 h after light 0.2846835 0.0 0.911638 11 h after light 0.20475216666666665 0.0 1.26202 2 h after dark 0.23048458333333335 0.0 1.18294 6 h after dark 0.31796175 0.0 1.38434 10 h after dark 0.42303541666666666 0.0 1.51359