condition mean min max 4 h after light 0.2146441 0.0958502 0.333438 8 h after light 0.336576 0.242761 0.430391 12 h after light 0.3081175 0.262198 0.354037 4 h after dark 0.10378026666666668 0.0356887 0.192362 8 h after dark 0.14606113333333334 0.0432274 0.222028 12 h after dark 0.10253646666666666 0.0776094 0.128346