condition mean min max 4 h after light 0.01835535 0.016999 0.0197117 8 h after light 0.04173165 0.0404098 0.0430535 12 h after light 0.05231935 0.0418505 0.0627882 4 h after dark 0.0799248 0.0372166 0.113929 8 h after dark 0.06571506666666667 0.0 0.105149 12 h after dark 0.006117333333333333 0.0 0.018352