condition mean min max 1 h after light 2.0234382909999997 2.0234382909999997 2.0234382909999997 3 h after light 4.6836003129999995 4.029617438 5.337583188 5 h after light 5.8667627595 5.828662157 5.904863362 7 h after light 8.962996592 8.290165617000001 9.635827567 9 h after light 11.8673311355 7.1336410710000004 16.6010212 11 h after light 32.168899644999996 14.64963627 49.68816302 1 h after dark 55.10864222 47.84874059 62.36854385 3 h after dark 63.289586084999996 48.74631683 77.83285534 5 h after dark 51.663901515 48.6989869 54.62881613 7 h after dark 53.16952723 47.9203584 58.41869606 9 h after dark 61.401616765 57.29192597 65.51130756 11 h after dark 63.746724705000005 54.29407224 73.19937717