condition mean min max 1 h after light 7.2141794415 6.924631088 7.503727795 3 h after light 8.303461574 7.669747382000001 8.944092157 5 h after light 7.757664950333333 7.428051096 7.9631743 7 h after light 8.380869908333334 7.679240415 9.066285737000001 9 h after light 7.8253398836666666 7.436915435 8.072679111 11 h after light 8.335436652 7.960654905 8.526909333999999 13 h after light 8.407548259666667 7.8595746879999995 9.193146316 15 h after light 10.458180839333334 8.553279948 12.38776332 1 h after dark 9.697924642333334 8.765740648 11.48249099 3 h after dark 9.896542199 9.652929249 10.30668237 5 h after dark 9.424213208 8.726241321 9.927132335 7 h after dark 8.405750815666666 6.533920873 9.713448032999999