condition mean min max 1 h after light 7.635489701999999 5.785134833 9.485844571 3 h after light 8.542396514 7.95030414 9.244331282000001 5 h after light 8.100220353666666 7.428051096 9.157650446 7 h after light 7.9479793873333335 7.197500205 9.130585636000001 9 h after light 8.650885851 8.013012387 9.189902645 11 h after light 8.609288755666666 7.503680214 10.76162608 13 h after light 8.545828310666666 7.8595746879999995 8.942992674 15 h after light 9.642392511666667 9.168832672 9.989708641 1 h after dark 9.787434192666666 9.432046171 10.23514226 3 h after dark 9.589933637333333 8.805443419 11.07854845 5 h after dark 8.864118139666667 8.482043451000001 9.270741838 7 h after dark 7.487334907 4.45988623 9.660942907999999