> 3 contour
68.599	39.1968	3
68.649	39.1987	3
68.699	39.2011	3
68.749	39.1987	3
68.799	39.1968	3
68.8119	39.195	3
68.849	39.1903	3
68.899	39.1845	3
68.949	39.1736	3
68.999	39.1629	3
69.049	39.1464	3
69.0535	39.145	3
69.099	39.1314	3
69.149	39.1104	3
69.1842	39.095	3
69.199	39.0885	3
69.249	39.0611	3
69.2767	39.045	3
69.299	39.0317	3
69.349	38.9953	3
69.3494	38.995	3
69.399	38.956	3
69.4112	38.945	3
69.449	38.9073	3
69.461	38.895	3
69.499	38.8508	3
69.5036	38.845	3
69.5383	38.795	3
69.549	38.7766	3
69.5677	38.745	3
69.591	38.695	3
69.599	38.6735	3
69.6097	38.645	3
69.6236	38.595	3
69.6324	38.545	3
69.6373	38.495	3
69.6375	38.445	3
69.6341	38.395	3
69.6259	38.345	3
69.613	38.295	3
69.599	38.2548	3
69.5957	38.245	3
69.5735	38.195	3
69.5889	38.145	3
69.549	38.1023	3
69.513	38.095	3
69.499	38.0768	3
69.4729	38.045	3
69.4865	37.995	3
69.499	37.9752	3
69.5194	37.945	3
69.499	37.9247	3
69.4691	37.945	3
69.449	37.9577	3
69.399	37.9701	3
69.3687	37.945	3
69.349	37.9299	3
69.3009	37.895	3
69.299	37.8937	3
69.249	37.8635	3
69.2162	37.845	3
69.2326	37.795	3
69.199	37.7649	3
69.1555	37.795	3
69.149	37.8132	3
69.1056	37.795	3
69.099	37.7922	3
69.049	37.7522	3
69.0401	37.745	3
69.049	37.7301	3
69.0717	37.695	3
69.049	37.6759	3
69.0111	37.645	3
68.999	37.6031	3
68.949	37.6324	3
68.932	37.645	3
68.899	37.6675	3
68.849	37.6662	3
68.8212	37.645	3
68.8055	37.595	3
68.799	37.574	3
68.7923	37.595	3
68.749	37.6267	3
68.7251	37.645	3
68.699	37.6636	3
68.6729	37.645	3
68.6563	37.595	3
68.649	37.5724	3
68.599	37.574	3
68.549	37.5796	3
68.5443	37.595	3
68.549	37.6019	3
68.5768	37.645	3
68.5608	37.695	3
68.549	37.7318	3
68.499	37.7381	3
68.4696	37.745	3
68.449	37.7495	3
68.399	37.7598	3
68.349	37.7757	3
68.299	37.792	3
68.292	37.795	3
68.249	37.8131	3
68.2425	37.795	3
68.199	37.7649	3
68.1654	37.795	3
68.1817	37.845	3
68.149	37.8634	3
68.099	37.8937	3
68.0971	37.895	3
68.049	37.9299	3
68.0293	37.945	3
67.999	37.9701	3
67.949	37.9577	3
67.9115	37.995	3
67.9251	38.045	3
67.899	38.0498	3
67.8913	38.045	3
67.8788	37.995	3
67.849	37.9749	3
67.8034	37.945	3
67.799	37.9419	3
67.7818	37.945	3
67.749	37.9842	3
67.74	37.995	3
67.749	37.9972	3
67.7809	38.045	3
67.749	38.0792	3
67.699	38.0514	3
67.6716	38.095	3
67.6883	38.145	3
67.699	38.1595	3
67.7236	38.195	3
67.749	38.2295	3
67.7596	38.245	3
67.785	38.295	3
67.7722	38.345	3
67.7639	38.395	3
67.7605	38.445	3
67.7607	38.495	3
67.7656	38.545	3
67.7745	38.595	3
67.7883	38.645	3
67.799	38.6735	3
67.807	38.695	3
67.8303	38.745	3
67.849	38.7766	3
67.8597	38.795	3
67.8944	38.845	3
67.899	38.8507	3
67.937	38.895	3
67.949	38.9073	3
67.9868	38.945	3
67.999	38.956	3
68.0486	38.995	3
68.049	38.9953	3
68.099	39.0317	3
68.1212	39.045	3
68.149	39.0612	3
68.199	39.0886	3
68.2136	39.095	3
68.249	39.1105	3
68.299	39.1314	3
68.3445	39.145	3
68.349	39.1464	3
68.399	39.1629	3
68.449	39.1736	3
68.499	39.1845	3
68.549	39.1903	3
68.5861	39.195	3
68.599	39.1968	3
> 6 contour
68.599	38.7613	6
68.649	38.7657	6
68.699	38.7725	6
68.749	38.7657	6
68.799	38.7613	6
68.8426	38.745	6
68.849	38.7429	6
68.899	38.727	6
68.949	38.6954	6
68.9496	38.695	6
68.999	38.6574	6
69.0113	38.645	6
69.0484	38.595	6
69.049	38.5947	6
69.0499	38.595	6
69.099	38.6111	6
69.1131	38.595	6
69.099	38.5673	6
69.0896	38.545	6
69.0862	38.495	6
69.0874	38.445	6
69.0794	38.395	6
69.0587	38.345	6
69.049	38.3303	6
69.041	38.295	6
69.0259	38.245	6
68.999	38.2191	6
68.949	38.2067	6
68.9349	38.195	6
68.9094	38.145	6
68.899	38.1249	6
68.8823	38.145	6
68.849	38.1775	6
68.799	38.1606	6
68.749	38.1566	6
68.699	38.1506	6
68.649	38.1566	6
68.599	38.1606	6
68.549	38.1775	6
68.502	38.195	6
68.499	38.1961	6
68.449	38.2267	6
68.4234	38.245	6
68.399	38.2655	6
68.349	38.2691	6
68.3243	38.295	6
68.3393	38.345	6
68.299	38.3643	6
68.2751	38.395	6
68.299	38.436	6
68.3106	38.445	6
68.299	38.4531	6
68.249	38.4853	6
68.2324	38.495	6
68.249	38.5036	6
68.2771	38.545	6
68.299	38.5724	6
68.349	38.5938	6
68.3496	38.595	6
68.3868	38.645	6
68.399	38.6574	6
68.4484	38.695	6
68.449	38.6954	6
68.499	38.727	6
68.549	38.7429	6
68.5554	38.745	6
68.599	38.7613	6
> 9 contour
68.699	38.6477	9
68.7109	38.645	9
68.749	38.639	9
68.799	38.6302	9
68.849	38.6003	9
68.8565	38.595	9
68.899	38.5516	9
68.949	38.5487	9
68.9556	38.545	9
68.949	38.5364	9
68.9272	38.495	9
68.9291	38.445	9
68.9151	38.395	9
68.899	38.371	9
68.8784	38.345	9
68.849	38.3218	9
68.8025	38.295	9
68.799	38.293	9
68.749	38.2813	9
68.699	38.2592	9
68.649	38.2813	9
68.599	38.2929	9
68.5952	38.295	9
68.549	38.3218	9
68.5196	38.345	9
68.499	38.3711	9
68.4829	38.395	9
68.4689	38.445	9
68.4708	38.495	9
68.449	38.5364	9
68.4424	38.545	9
68.449	38.5487	9
68.499	38.5779	9
68.5415	38.595	9
68.549	38.6003	9
68.599	38.6304	9
68.649	38.6391	9
68.6871	38.645	9
68.699	38.6477	9
> 12 contour
68.599	38.5587	12
68.649	38.5814	12
68.699	38.5911	12
68.749	38.5864	12
68.799	38.5586	12
68.8148	38.545	12
68.8486	38.495	12
68.849	38.4814	12
68.8514	38.445	12
68.849	38.4395	12
68.8309	38.395	12
68.799	38.3644	12
68.7551	38.345	12
68.749	38.3426	12
68.699	38.3139	12
68.649	38.3414	12
68.6401	38.345	12
68.599	38.3641	12
68.567	38.395	12
68.549	38.4395	12
68.5466	38.445	12
68.549	38.4814	12
68.5494	38.495	12
68.5832	38.545	12
68.599	38.5587	12
> 15 contour
68.699	38.5662	15
68.749	38.561	15
68.7712	38.545	15
68.799	38.5203	15
68.8212	38.495	15
68.8051	38.445	15
68.799	38.4345	15
68.7708	38.395	15
68.749	38.3805	15
68.699	38.3599	15
68.649	38.3802	15
68.6271	38.395	15
68.599	38.4345	15
68.5929	38.445	15
68.5768	38.495	15
68.599	38.5203	15
68.649	38.5418	15
68.6557	38.545	15
68.699	38.5662	15
> 18 contour
68.649	38.518	18
68.699	38.539	18
68.749	38.5311	18
68.7906	38.495	18
68.7785	38.445	18
68.749	38.4114	18
68.7252	38.395	18
68.699	38.3809	18
68.6728	38.395	18
68.649	38.4229	18
68.6312	38.445	18
68.6074	38.495	18
68.649	38.518	18
> 21 contour
68.699	38.4979	21
68.7314	38.495	21
68.749	38.4884	21
68.7548	38.445	21
68.749	38.4384	21
68.699	38.423	21
68.6824	38.445	21
68.6666	38.495	21
68.699	38.4979	21