lines	time
1	0.699632
2	1.228956
3	1.807282
4	2.325496
5	2.855049
6	3.449308
7	3.932389
8	4.634636
9	5.097905
10	5.697870
11	6.207791
12	6.843468
13	7.339542
14	7.912944
15	8.433800
16	9.017179
17	9.642359
18	10.198583
19	10.556417
20	11.158772
21	12.003874
22	12.434454
23	12.722419
24	13.426965
25	14.015262
26	14.314809
27	14.923482
28	15.919202
29	16.476456
30	16.934555