condition mean min max 3 h after light 0.545992 0.326757 0.895286 6 h after light 0.3836933333333334 0.0 1.15108 9 h after light 1.2506453333333334 0.878808 1.94398 12 h after light 2.420795 1.22082 3.81201 3 h after dark 4.102613333333333 3.53305 4.54227 6 h after dark 3.5567 3.18493 3.85162 9 h after dark 1.86185 1.73987 1.9918 12 h after dark 1.815525 1.16625 2.4648