condition mean min max 4 h after light 0.46975649999999997 0.220475 0.719038 8 h after light 1.0213845 0.960869 1.0819 12 h after light 1.262435 0.97251 1.55236 4 h after dark 0.7337326666666667 0.646596 0.80039 8 h after dark 0.44373 0.41495 0.468798 12 h after dark 0.5257133333333334 0.386787 0.66425