condition mean min max 3 h after light 0.356389 0.336631 0.370241 6 h after light 0.38270966666666667 0.239339 0.489565 9 h after light 0.9052233333333334 0.629336 1.37508 12 h after light 1.140686 0.755336 1.57963 3 h after dark 1.236237 0.822131 1.74281 6 h after dark 1.0995703333333333 0.922541 1.24691 9 h after dark 0.53395 0.297608 0.704074 12 h after dark 0.488727 0.431493 0.545961