> 1 contour
73.7517	17.3014	1
73.7706	17.2925	1
73.835	17.2624	1
73.9183	17.23	1
73.9514	17.2092	1
74.0017	17.1758	1
74.0521	17.1258	1
74.085	17.0793	1
74.1116	17.0425	1
74.1683	16.9716	1
74.1751	16.9592	1
74.1813	16.8758	1
74.1683	16.8458	1
74.1389	16.7925	1
74.1319	16.7092	1
74.085	16.6743	1
74.0508	16.6258	1
74.0017	16.5799	1
73.9408	16.5425	1
73.9183	16.5284	1
73.835	16.4939	1
73.7517	16.482	1
73.6683	16.4755	1
73.585	16.5133	1
73.5323	16.5425	1
73.5017	16.5576	1
73.4263	16.6258	1
73.4183	16.6365	1
73.3954	16.6258	1
73.335	16.6115	1
73.3075	16.6258	1
73.335	16.6588	1
73.366	16.7092	1
73.3399	16.7925	1
73.335	16.8415	1
73.29	16.7925	1
73.2517	16.7673	1
73.2434	16.7925	1
73.2321	16.8758	1
73.2407	16.9592	1
73.2517	16.9915	1
73.3049	16.9592	1
73.335	16.9191	1
73.3381	16.9592	1
73.3639	17.0425	1
73.4183	17.1203	1
73.4225	17.1258	1
73.5017	17.1986	1
73.521	17.2092	1
73.585	17.2448	1
73.6683	17.2807	1
73.7192	17.2925	1
73.7517	17.3014	1
> 2 contour
73.6683	17.1438	2
73.7517	17.1457	2
73.8111	17.1258	2
73.835	17.1202	2
73.9183	17.0655	2
73.9414	17.0425	2
73.9905	16.9592	2
74.0002	16.8758	2
73.988	16.7925	2
73.9377	16.7092	2
73.9183	16.6902	2
73.835	16.6355	2
73.7767	16.6258	2
73.7517	16.6192	2
73.6683	16.6152	2
73.6506	16.6258	2
73.585	16.659	2
73.5294	16.7092	2
73.5017	16.7613	2
73.4839	16.7925	2
73.4637	16.8758	2
73.4797	16.9592	2
73.5017	16.9971	2
73.5268	17.0425	2
73.585	17.0959	2
73.6397	17.1258	2
73.6683	17.1438	2
> 3 contour
73.6683	17.073	3
73.7517	17.0831	3
73.835	17.0508	3
73.8457	17.0425	3
73.9183	16.9595	3
73.9186	16.9592	3
73.9403	16.8758	3
73.9183	16.803	3
73.9164	16.7925	3
73.8412	16.7092	3
73.835	16.7045	3
73.7517	16.6739	3
73.6683	16.6818	3
73.6275	16.7092	3
73.585	16.738	3
73.5426	16.7925	3
73.5178	16.8758	3
73.541	16.9592	3
73.585	17.0154	3
73.6243	17.0425	3
73.6683	17.073	3
> 4 contour
73.6683	17.0213	4
73.7517	17.037	4
73.835	17.0077	4
73.881	16.9592	4
73.9026	16.8758	4
73.8787	16.7925	4
73.835	16.7462	4
73.7517	16.7159	4
73.6683	16.7313	4
73.5914	16.7925	4
73.585	16.7995	4
73.5456	16.8758	4
73.585	16.953	4
73.5907	16.9592	4
73.6683	17.0213	4
> 5 contour
73.6683	16.9805	5
73.7517	17.0141	5
73.835	16.9681	5
73.8435	16.9592	5
73.8778	16.8758	5
73.8411	16.7925	5
73.835	16.786	5
73.7517	16.7377	5
73.6683	16.7708	5
73.6411	16.7925	5
73.585	16.8535	5
73.5735	16.8758	5
73.585	16.8984	5
73.6416	16.9592	5
73.6683	16.9805	5
> 6 contour
73.7517	16.9913	6
73.8054	16.9592	6
73.835	16.9162	6
73.853	16.8758	6
73.835	16.8371	6
73.8054	16.7925	6
73.7517	16.7595	6
73.6874	16.7925	6
73.6683	16.822	6
73.6196	16.8758	6
73.6683	16.9287	6
73.6894	16.9592	6
73.7517	16.9913	6
> 7 contour
73.7517	16.9684	7
73.7672	16.9592	7
73.8287	16.8758	7
73.77	16.7925	7
73.7517	16.7812	7
73.7297	16.7925	7
73.6724	16.8758	7
73.7337	16.9592	7
73.7517	16.9684	7