lines	time
1	0.674095
2	1.249755
3	1.814436
4	2.397623
5	3.121053
6	3.706108
7	4.424660
8	4.777373
9	5.837954
10	6.174724
11	6.539302
12	8.142840
13	8.529272
14	8.782545
15	9.193737
16	9.587638
17	13.195179
18	13.631766
19	13.942892
20	14.443127
21	15.000926
22	15.256145
23	15.548803
24	16.336061
25	16.657484
26	16.780554
27	17.225803
28	17.767658
29	17.883261
30	18.744291