condition mean min max 4 h after light 0.826548 0.583229 1.24342 8 h after light 1.260302 0.326906 2.23539 12 h after light 1.3852076666666666 0.776083 1.76767 4 h after dark 1.8074333333333334 1.22003 2.69905 8 h after dark 0.8981166666666667 0.61651 1.05949 12 h after dark 1.0356969999999999 0.877706 1.26951