Dummy Data

	A	B	C
1	Customer Name	Month	Sales
2	AA	Oct	301
3	BB	Apr	3,154
4	BB	May	3,113
5	BB	Jun	5,431
6	BB	Jul	10,185
7	BB	Aug	6,123
8	BB	Sep	3,147
9	BB	Oct	6,154
10	BB	Nov	9,818
11	BB	Dec	6,547
12	BB	Jan	6,035
13	BB	Feb	15,231
14	BB	Mar	3,719
15	CC	Apr	18,092
16	CC	May	20,926
17	CC	Jun	27,897
18	CC	Jul	23,959
19	CC	Aug	23,428
20	CC	Sep	20,898
21	CC	Oct	19,490
22	CC	Nov	17,057
23	CC	Dec	16,704
24	CC	Jan	19,389
25	CC	Feb	21,790
26	CC	Mar	7,841
27	DD	Apr	23,407
28	DD	May	24,975
29	DD	Jun	23,776
30	DD	Jul	20,640
31	DD	Aug	17,004
32	DD	Sep	24,479
33	DD	Oct	21,915
34	DD	Nov	23,478
35	DD	Dec	25,065
36	DD	Jan	24,415
37	DD	Feb	18,558
38	DD	Mar	7,373
39	EE	Apr	1,082
40	EE	May	235
41	EE	Apr	1,147
42	EE	May	1,697
43	EE	Jun	1,525
44	EE	Jul	1,291
45	EE	Aug	1,418
46	EE	Sep	1,277
47	EE	Oct	1,208
48	EE	Nov	1,263
49	EE	Dec	33
50	EE	Jan	916
51	EE	Feb	1,824
52	EE	Mar	550
53	FF	Apr	1,004
54	FF	May	3,293
55	FF	Jun	566
56	FF	Jul	4,417
57	FF	Aug	4,141
58	FF	Sep	13,544
59	FF	Oct	6,008
60	FF	Nov	5,701
61	FF	Dec	9,117
62	FF	Jan	3,231
63	FF	Feb	6,023
64	FF	Mar	3,006
65	GG	Apr	3,645
66	GG	May	5,073
67	GG	Jun	5,651
68	GG	Jul	5,104
69	GG	Aug	4,134
70	GG	Sep	4,149
71	GG	Oct	4,386
72	GG	Nov	1,905
73	GG	Dec	2,270
74	GG	Jan	5,195
75	GG	Feb	4,030
76	HH	Apr	354
77	HH	May	346
78	HH	Jun	2,099
79	HH	Jul	-2,099
80	JJ	Apr	1,012
81	JJ	May	1,313
82	JJ	Jul	2,032
83	JJ	Aug	1,072
84	JJ	Sep	3,152
85	JJ	Nov	1,116
86	JJ	Jan	729
87	KK	Apr	15,560
88	KK	May	10,090
89	KK	Jun	15,874
90	KK	Jul	19,919
91	KK	Aug	19,753
92	KK	Sep	7,017
93	KK	Oct	7,828
94	LL	Sep	3,478
95	LL	Oct	1,590
96	LL	Nov	1,943
97	LL	Dec	1,096
98	LL	Jan	2,451
99	LL	Feb	1,472
100	MM	Oct	4,992