condition mean min max 4 h after light 1.25322 0.91497 1.59147 8 h after light 2.261115 1.62215 2.90008 12 h after light 2.46873 2.40278 2.53468 4 h after dark 2.9987233333333334 1.60255 4.53192 8 h after dark 4.336443333333333 2.26387 5.44686 12 h after dark 1.2771633333333334 0.0 2.66705