lines	time
1	0.897291
2	1.606040
3	2.358813
4	3.116813
5	3.941869
6	4.790089
7	5.592923
8	6.094411
9	7.260929
10	7.799769
11	8.287185
12	10.144197
13	10.558674
14	11.016941
15	11.572770
16	12.145595
17	16.035250
18	16.546150
19	16.977028
20	17.646048
21	18.427301
22	18.922819
23	19.349375
24	20.302820
25	20.657513
26	20.961952
27	21.579041
28	22.256905
29	22.345284
30	23.272133