> 1 contour
30.949	26.8557	1
31.0323	26.8927	1
31.1157	26.8819	1
31.199	26.8604	1
31.2823	26.8336	1
31.3242	26.8115	1
31.3657	26.7405	1
31.3754	26.7282	1
31.4205	26.6448	1
31.449	26.5852	1
31.461	26.5615	1
31.449	26.5357	1
31.4325	26.4782	1
31.4203	26.3948	1
31.3657	26.3485	1
31.325	26.3115	1
31.2823	26.2774	1
31.199	26.2413	1
31.1242	26.2282	1
31.1157	26.2267	1
31.0323	26.2135	1
31.0041	26.2282	1
30.949	26.2514	1
30.8657	26.3021	1
30.8546	26.3115	1
30.7828	26.3948	1
30.7823	26.3958	1
30.7419	26.4782	1
30.7428	26.5615	1
30.7463	26.6448	1
30.7823	26.7114	1
30.7908	26.7282	1
30.8657	26.8032	1
30.8787	26.8115	1
30.949	26.8557	1
> 2 contour
31.0323	26.7711	2
31.1157	26.7777	2
31.1976	26.7282	2
31.199	26.7275	2
31.2823	26.6544	2
31.2869	26.6448	2
31.3307	26.5615	2
31.3012	26.4782	2
31.2823	26.4447	2
31.2388	26.3948	2
31.199	26.3775	2
31.1157	26.33	2
31.0323	26.3324	2
30.9632	26.3948	2
30.949	26.4057	2
30.8763	26.4782	2
30.8657	26.5527	2
30.8634	26.5615	2
30.8657	26.5681	2
30.8819	26.6448	2
30.949	26.7077	2
30.9767	26.7282	2
31.0323	26.7711	2
> 3 contour
30.949	26.6464	3
31.0323	26.7109	3
31.1157	26.7261	3
31.199	26.685	3
31.2404	26.6448	3
31.2741	26.5615	3
31.2367	26.4782	3
31.199	26.4392	3
31.1371	26.3948	3
31.1157	26.3807	3
31.0541	26.3948	3
31.0323	26.4029	3
30.949	26.4648	3
30.9356	26.4782	3
30.9094	26.5615	3
30.9474	26.6448	3
30.949	26.6464	3
> 4 contour
31.0323	26.6589	4
31.1157	26.6945	4
31.1963	26.6448	4
31.199	26.6395	4
31.2318	26.5615	4
31.199	26.5009	4
31.1889	26.4782	4
31.1157	26.4161	4
31.0351	26.4782	4
31.0323	26.4855	4
30.9598	26.5615	4
31.0142	26.6448	4
31.0323	26.6589	4
> 5 contour
31.1157	26.663	5
31.1451	26.6448	5
31.1937	26.5615	5
31.1541	26.4782	5
31.1157	26.4456	5
31.0734	26.4782	5
31.038	26.5615	5
31.0789	26.6448	5
31.1157	26.663	5