> 5 contour
20.4632	37.9212	5
20.5465	37.9578	5
20.6298	37.9886	5
20.7132	37.9808	5
20.7965	37.9724	5
20.8798	37.947	5
20.9494	37.91	5
20.9632	37.9027	5
21.0465	37.831	5
21.0506	37.8267	5
21.1026	37.7433	5
21.1182	37.66	5
21.1116	37.5767	5
21.075	37.4933	5
21.0465	37.4605	5
20.9947	37.41	5
20.9632	37.3857	5
20.8798	37.3419	5
20.8231	37.3267	5
20.7965	37.3178	5
20.7132	37.3038	5
20.6298	37.295	5
20.5656	37.3267	5
20.5465	37.3347	5
20.4632	37.3661	5
20.4014	37.41	5
20.3798	37.4289	5
20.3227	37.4933	5
20.2965	37.5561	5
20.2871	37.5767	5
20.2785	37.66	5
20.2965	37.7353	5
20.298	37.7433	5
20.3457	37.8267	5
20.3798	37.8607	5
20.446	37.91	5
20.4632	37.9212	5
> 10 contour
20.5465	37.7983	10
20.6298	37.8106	10
20.7132	37.8046	10
20.7965	37.7803	10
20.8798	37.7639	10
20.9003	37.7433	10
20.9368	37.66	10
20.9224	37.5767	10
20.8798	37.5256	10
20.8425	37.4933	10
20.7965	37.4643	10
20.7132	37.4406	10
20.6298	37.4409	10
20.5493	37.4933	10
20.5465	37.4951	10
20.4713	37.5767	10
20.4632	37.6468	10
20.4604	37.66	10
20.4632	37.6664	10
20.4876	37.7433	10
20.5465	37.7983	10
> 15 contour
20.6298	37.7674	15
20.7132	37.7498	15
20.7279	37.7433	15
20.7965	37.7254	15
20.8666	37.66	15
20.8461	37.5767	15
20.7965	37.5297	15
20.7132	37.502	15
20.6298	37.5129	15
20.5465	37.5749	15
20.5448	37.5767	15
20.5166	37.66	15
20.5465	37.7078	15
20.5817	37.7433	15
20.6298	37.7674	15
> 20 contour
20.6298	37.7176	20
20.7132	37.7282	20
20.7965	37.6926	20
20.8315	37.66	20
20.7965	37.5835	20
20.7921	37.5767	20
20.7132	37.531	20
20.6298	37.5633	20
20.6121	37.5767	20
20.5726	37.66	20
20.6298	37.7176	20