> 5 contour
20.561	39.2745	5
20.5811	39.265	5
20.611	39.2432	5
20.661	39.2403	5
20.711	39.2432	5
20.761	39.2244	5
20.811	39.2425	5
20.861	39.2284	5
20.9084	39.215	5
20.911	39.2131	5
20.9565	39.165	5
20.961	39.1576	5
20.9724	39.115	5
21.0062	39.065	5
21.0108	39.015	5
21.0045	38.965	5
20.961	38.9421	5
20.911	38.9178	5
20.9043	38.915	5
20.894	38.865	5
20.8711	38.815	5
20.861	38.7951	5
20.8382	38.815	5
20.811	38.8319	5
20.761	38.8183	5
20.7511	38.815	5
20.711	38.7977	5
20.661	38.8023	5
20.611	38.7786	5
20.5698	38.765	5
20.561	38.7559	5
20.5241	38.765	5
20.511	38.7677	5
20.461	38.7948	5
20.4279	38.815	5
20.411	38.826	5
20.3726	38.865	5
20.361	38.882	5
20.3372	38.915	5
20.3179	38.965	5
20.3117	39.015	5
20.3159	39.065	5
20.3331	39.115	5
20.361	39.1579	5
20.3652	39.165	5
20.411	39.214	5
20.4123	39.215	5
20.461	39.2459	5
20.4993	39.215	5
20.511	39.2123	5
20.5336	39.215	5
20.5476	39.265	5
20.561	39.2745	5
> 10 contour
20.511	39.1194	10
20.561	39.1373	10
20.611	39.1389	10
20.661	39.1537	10
20.711	39.1389	10
20.761	39.1525	10
20.7869	39.115	10
20.811	39.0908	10
20.8479	39.065	10
20.8559	39.015	10
20.8452	38.965	10
20.811	38.9421	10
20.7826	38.915	10
20.761	38.8971	10
20.7114	38.865	10
20.711	38.8647	10
20.7007	38.865	10
20.661	38.866	10
20.6214	38.865	10
20.611	38.8645	10
20.61	38.865	10
20.561	38.8857	10
20.5147	38.915	10
20.511	38.9184	10
20.4774	38.965	10
20.4674	39.015	10
20.4742	39.065	10
20.5069	39.115	10
20.511	39.1194	10
> 15 contour
20.661	39.1253	15
20.6791	39.115	15
20.711	39.0836	15
20.735	39.065	15
20.761	39.0484	15
20.7971	39.015	15
20.7784	38.965	15
20.761	38.9484	15
20.711	38.916	15
20.7019	38.915	15
20.661	38.9091	15
20.6201	38.915	15
20.611	38.916	15
20.561	38.9484	15
20.5437	38.965	15
20.5252	39.015	15
20.5381	39.065	15
20.561	39.088	15
20.611	39.0993	15
20.6429	39.115	15
20.661	39.1253	15
> 20 contour
20.611	39.0748	20
20.661	39.102	20
20.6983	39.065	20
20.711	39.0475	20
20.7546	39.015	20
20.7306	38.965	20
20.711	38.9498	20
20.661	38.9325	20
20.611	38.9498	20
20.5914	38.965	20
20.5675	39.015	20
20.5904	39.065	20
20.611	39.0748	20
> 25 contour
20.661	39.0816	25
20.6777	39.065	25
20.711	39.0192	25
20.7167	39.015	25
20.711	39.0043	25
20.6871	38.965	25
20.661	38.9528	25
20.6349	38.965	25
20.611	39.0043	25
20.6053	39.015	25
20.611	39.025	25
20.6323	39.065	25
20.661	39.0816	25