condition mean min max 1 h after light 6.489323063 4.908599252 8.070046873999999 3 h after light 7.723376091333333 6.708069117999999 9.452621151 5 h after light 6.651906644666667 5.337521746 8.04857939 7 h after light 7.5086187183333335 6.862299946 8.294686951000001 9 h after light 7.403652341 6.799465541 7.864351908 11 h after light 6.429933025666667 4.954780672 9.322754205 13 h after light 7.503127526666667 7.191917186 8.027425104 15 h after light 8.623626114333334 8.140530185 8.915899357 1 h after dark 9.489693135333333 9.019085753999999 9.80485432 3 h after dark 8.407512536 6.648375112 9.988855162 5 h after dark 8.508707241333333 7.60242413 10.25616675 7 h after dark 9.47884713 9.082613412999999 10.13348903