condition mean min max 0 h after light 0.0265809 0.0 0.0531618 4 h after light 0.0671518 0.0261606 0.108143 8 h after light 0.05326045 0.0525018 0.0540191 4 h after dark 0.039140499999999995 0.0261623 0.0521187 8 h after dark 0.06566095 0.0522645 0.0790574 12 h after dark 0.0264979 0.0 0.0529958