Sample Data - Customer Grouping

	A	B	C	D	E
1	trx_key	customer_key	company_key	sale_amount	date_key
2	1	6	6	16	20190527
3	2	6	7	1090	20190524
4	3	2	1	12	20190530
5	4	2	1	11.5	20190528
6	5	8	5	2	20190514
7	6	17	3	51	20190519
8	7	19	2	0	20190511
9	8	20	2	24	20190516
10	9	6	1	400	20190514
11	10	17	3	0	20190511
12	11	5	1	111	20190527
13	12	20	5	45	20190514
14	13	25	1	0	20190514
15	14	10	4	6.5	20190529
16	15	23	5	94.5	20190522
17	16	8	3	46	20190515
18	17	23	5	0	20190505
19	18	5	1	0	20190514
20	19	20	2	420	20190526
21	20	2	7	52.5	20190516
22	21	20	7	94.5	20190522
23	22	15	7	207	20190527
24	23	7	5	9	20190530
25	24	26	7	71.5	20190528
26	25	22	5	74	20190524
27	26	28	3	11	20190513
28	27	26	7	28	20190514
29	28	25	7	1	20190513
30	29	24	7	94.48	20190526
31	30	22	7	217	20190530
32	31	28	2	72	20190526
33	32	13	6	1440	20190526
34	33	19	6	20	20190521
35	34	1	3	0	20190524
36	35	0	2	136	20190528
37	36	27	7	0	20190523
38	37	25	5	40	20190530
39	38	5	6	43	20190520
40	39	4	4	0	20190531
41	40	8	2	34	20190515
42	41	14	6	40	20190527
43	42	21	6	0	20190514
44	43	27	2	40	20190529
45	44	14	3	58.5	20190527
46	45	1	2	0	20190515
47	46	7	1	1	20190513
48	47	4	2	136	20190513
49	48	15	4	778	20190526
50	49	0	7	0	20190521
51	50	17	5	16	20190526
52	51	18	3	590	20181020
53	52	8	6	29	20180922
54	53	1	3	50	20181026
55	54	18	3	210	20190413
56	55	0	1	47.25	20190813
57	56	12	2	110.25	20190815
58	57	18	5	36.75	20190829
59	58	26	7	36.76	20190810
60	59	12	4	0	20190827
61	60	26	6	47.25	20190816
62	61	16	1	0	20190803
63	62	15	4	84	20190813
64	63	2	3	94.5	20190810
65	64	17	6	36.75	20190812
66	65	8	7	0	20190812
67	66	16	6	0	20190822
68	67	29	1	236.25	20190827
69	68	6	2	47.25	20190829
70	69	13	6	36.75	20190828
71	70	14	6	36.75	20190829
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