Graph with sample region labeling (highlighting):

8.328612 10.09009 8.498584 10.21021 8.923512 10.450451 9.943343 11.291291 12.152974 12.132133 15.382436 13.693694 19.121813 15.015015 23.116148 16.456457 26.855524 17.417418 30.679886 18.138138 34.164307 18.378378 37.39377 18.618618 39.773373 18.618618 41.81303 18.738739 43.002834 18.97898 43.25779 18.97898 43.342777 19.099098 43.68272 19.099098 44.107647 19.21922 44.532578 19.45946 44.70255 19.6997 44.87252 19.6997 44.957508 19.6997 45.042492 19.6997 45.12748 19.6997 45.212463 19.6997 45.382435 19.81982 45.552406 19.81982 45.637394 19.81982 45.722378 19.81982 45.807365 19.81982 46.14731 20.06006 46.31728 20.18018 46.402267 20.18018 46.48725 20.18018 46.57224 20.3003 46.657223 20.3003 46.827194 20.54054 47.082153 20.54054 47.167137 20.66066 47.422096 20.66066 47.847027 20.78078 48.271954 20.900902 48.441925 21.02102 48.866856 21.141142 49.2068 21.261261 49.37677 21.261261 49.716713 21.261261 50.056656 21.381382 50.651558 21.381382 51.161472 21.501501 51.756374 21.621622 52.096317 21.621622 52.521248 21.621622 52.86119 21.621622 53.286118 21.741741 53.541077 21.741741 53.796036 21.861862 53.966007 21.861862 54.13598 21.861862 54.220963 21.861862 54.390934 21.861862 54.47592 21.861862 54.645893 21.861862 54.985836 21.861862 55.24079 21.741741 55.410767 21.741741 55.580738 21.741741 55.75071 21.501501 56.005665 21.381382 56.175636 21.381382