condition mean min max 3 h after light 0.763279 0.71504 0.816311 6 h after light 0.7248943333333333 0.524768 1.00279 9 h after light 0.5648743333333333 0.472666 0.641029 12 h after light 0.71922975 0.500558 1.11224 3 h after dark 0.358895 0.245427 0.463099 6 h after dark 0.9421836666666666 0.848136 1.10045 9 h after dark 0.883338 0.475919 1.45288 12 h after dark 0.4054065 0.243056 0.567757