condition mean min max 3 h after light 0.11754533333333334 0.0 0.352636 6 h after light 0.08226 0.0 0.24678 9 h after light 0.20552866666666667 0.0 0.616586 12 h after light 0.19217175 0.0 0.306848 3 h after dark 0.7226743333333333 0.0 1.48644 6 h after dark 0.088763 0.0 0.266289 9 h after dark 0.236707 0.21125 0.254548 12 h after dark 0.2386705 0.238592 0.238749