> 3 contour
181.84	-13.9896	3
181.89	-13.9902	3
181.94	-13.9896	3
181.956	-13.996	3
181.99	-14.0075	3
182.04	-14.0286	3
182.061	-14.046	3
182.09	-14.0749	3
182.11	-14.096	3
182.14	-14.1435	3
182.141	-14.146	3
182.16	-14.196	3
182.168	-14.246	3
182.164	-14.296	3
182.152	-14.346	3
182.14	-14.3721	3
182.128	-14.396	3
182.09	-14.4429	3
182.087	-14.446	3
182.04	-14.4872	3
182.017	-14.496	3
181.99	-14.5081	3
181.94	-14.5282	3
181.89	-14.5281	3
181.84	-14.5282	3
181.79	-14.5081	3
181.763	-14.496	3
181.74	-14.4872	3
181.693	-14.446	3
181.69	-14.4429	3
181.652	-14.396	3
181.64	-14.3721	3
181.628	-14.346	3
181.616	-14.296	3
181.612	-14.246	3
181.62	-14.196	3
181.639	-14.146	3
181.64	-14.1435	3
181.67	-14.096	3
181.69	-14.0749	3
181.719	-14.046	3
181.74	-14.0286	3
181.79	-14.0075	3
181.824	-13.996	3
181.84	-13.9896	3
> 6 contour
181.84	-14.1104	6
181.89	-14.1065	6
181.94	-14.1104	6
181.989	-14.146	6
181.99	-14.1468	6
182.033	-14.196	6
182.04	-14.2182	6
182.049	-14.246	6
182.041	-14.296	6
182.04	-14.299	6
182.015	-14.346	6
181.99	-14.3704	6
181.954	-14.396	6
181.94	-14.4052	6
181.89	-14.4109	6
181.84	-14.4052	6
181.826	-14.396	6
181.79	-14.3704	6
181.765	-14.346	6
181.74	-14.299	6
181.739	-14.296	6
181.731	-14.246	6
181.74	-14.2182	6
181.747	-14.196	6
181.79	-14.1468	6
181.791	-14.146	6
181.84	-14.1104	6
> 9 contour
181.84	-14.1649	9
181.89	-14.1516	9
181.94	-14.1649	9
181.972	-14.196	9
181.99	-14.2352	9
181.996	-14.246	9
181.99	-14.2674	9
181.985	-14.296	9
181.943	-14.346	9
181.94	-14.3484	9
181.89	-14.3639	9
181.84	-14.3484	9
181.837	-14.346	9
181.795	-14.296	9
181.79	-14.2674	9
181.784	-14.246	9
181.79	-14.2352	9
181.808	-14.196	9
181.84	-14.1649	9
> 12 contour
181.89	-14.1768	12
181.927	-14.196	12
181.94	-14.2077	12
181.965	-14.246	12
181.954	-14.296	12
181.94	-14.3114	12
181.89	-14.3368	12
181.84	-14.3114	12
181.826	-14.296	12
181.815	-14.246	12
181.84	-14.2077	12
181.853	-14.196	12
181.89	-14.1768	12