condition mean min max 3 h after light 0.8508623333333334 0.146147 1.25831 6 h after light 0.8401303333333333 0.579663 1.21337 9 h after light 1.007808 0.308788 2.14542 12 h after light 2.5356225 1.65179 3.33638 3 h after dark 6.019253333333333 4.46156 8.74901 6 h after dark 7.132473333333333 5.30097 9.49886 9 h after dark 5.26491 3.36238 6.35259 12 h after dark 2.03108 1.05374 3.00842