> 4 contour
103.015	31.2159	4
103.098	31.253	4
103.181	31.2459	4
103.265	31.2353	4
103.348	31.2041	4
103.373	31.19	4
103.431	31.1572	4
103.488	31.1066	4
103.515	31.0661	4
103.542	31.0233	4
103.57	30.94	4
103.598	30.9169	4
103.668	30.8566	4
103.654	30.7733	4
103.598	30.7365	4
103.562	30.69	4
103.515	30.6408	4
103.479	30.6066	4
103.436	30.5233	4
103.431	30.5204	4
103.348	30.4817	4
103.3	30.5233	4
103.265	30.5454	4
103.243	30.5233	4
103.181	30.4837	4
103.106	30.5233	4
103.098	30.529	4
103.015	30.5619	4
102.931	30.6045	4
102.928	30.6066	4
102.848	30.672	4
102.831	30.69	4
102.78	30.7733	4
102.765	30.8487	4
102.763	30.8566	4
102.765	30.9119	4
102.765	30.94	4
102.788	31.0233	4
102.848	31.1064	4
102.848	31.1066	4
102.931	31.1775	4
102.96	31.19	4
103.015	31.2159	4
> 8 contour
103.015	31.0459	8
103.098	31.0998	8
103.181	31.0983	8
103.265	31.0781	8
103.338	31.0233	8
103.348	31.0097	8
103.394	30.94	8
103.398	30.8566	8
103.35	30.7733	8
103.348	30.7708	8
103.265	30.702	8
103.195	30.69	8
103.181	30.6861	8
103.098	30.6815	8
103.084	30.69	8
103.015	30.7283	8
102.967	30.7733	8
102.935	30.8566	8
102.939	30.94	8
102.989	31.0233	8
103.015	31.0459	8
> 12 contour
103.098	31.0333	12
103.181	31.0537	12
103.237	31.0233	12
103.265	31.007	12
103.325	30.94	12
103.331	30.8566	12
103.266	30.7733	12
103.265	30.7721	12
103.181	30.734	12
103.098	30.7495	12
103.065	30.7733	12
103.015	30.8226	12
102.992	30.8566	12
103.004	30.94	12
103.015	30.9542	12
103.085	31.0233	12
103.098	31.0333	12
> 16 contour
103.098	30.9786	16
103.181	31.0154	16
103.265	30.958	16
103.281	30.94	16
103.295	30.8566	16
103.265	30.8179	16
103.181	30.7762	16
103.098	30.8047	16
103.045	30.8566	16
103.059	30.94	16
103.098	30.9786	16
> 20 contour
103.181	30.9906	20
103.245	30.94	20
103.261	30.8566	20
103.181	30.7969	20
103.098	30.8547	20
103.096	30.8566	20
103.098	30.8672	20
103.108	30.94	20
103.181	30.9906	20