obs	size	price
1	0.951	30
2	1.036	39.9
3	0.676	46.5
4	1.456	48.6
5	1.186	51.5
6	1.456	56.99
7	1.368	59.9
8	0.994	62.5
9	1.176	65.5
10	1.216	69
11	1.41	76.9
12	1.344	79
13	1.064	79.9
14	1.77	79.95
15	1.524	82.9
16	1.75	84.9
17	1.152	85
18	1.77	87.9
19	1.624	89.9
20	1.54	89.9
21	1.532	93.5
22	1.647	94.9
23	1.344	95.8
24	1.55	98.5
25	1.752	99.5
26	1.45	99.9
27	1.312	102
28	1.636	106
29	1.5	108.9
30	1.8	109.9
31	1.972	110
32	1.387	112.29
33	2.082	114.9
34	2.463	119.9
35	2.572	119.9
36	2.113	122.9
37	2.016	123.938
38	1.852	124.9
39	2.67	126.9
40	2.336	129.9
41	1.98	132.9
42	2.483	134.9
43	2.809	135.9
44	2.036	139.5
45	2.298	139.99
46	2.038	144.9
47	2.37	147.6
48	2.921	149.99
49	2.262	152.55
50	2.456	156.9
51	2.436	164
52	1.92	167.5
53	2.949	169.9
54	3.31	175
55	2.805	179
56	2.553	179.9
57	2.51	189.5
58	3.627	199