--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test-data/mtcars.txt	Tue Aug 22 06:41:36 2017 -0400
@@ -0,0 +1,33 @@
+brand	mpg	cyl	disp	hp	drat	wt	qsec	vs	am	gear	carb
+Mazda RX4	21	6	160	110	3.9	2.62	16.46	0	1	4	4
+Mazda RX4 Wag	21	6	160	110	3.9	2.875	17.02	0	1	4	4
+Datsun 710	22.8	4	108	93	3.85	2.32	18.61	1	1	4	1
+Hornet 4 Drive	21.4	6	258	110	3.08	3.215	19.44	1	0	3	1
+Hornet Sportabout	18.7	8	360	175	3.15	3.44	17.02	0	0	3	2
+Valiant	18.1	6	225	105	2.76	3.46	20.22	1	0	3	1
+Duster 360	14.3	8	360	245	3.21	3.57	15.84	0	0	3	4
+Merc 240D	24.4	4	146.7	62	3.69	3.19	20	1	0	4	2
+Merc 230	22.8	4	140.8	95	3.92	3.15	22.9	1	0	4	2
+Merc 280	19.2	6	167.6	123	3.92	3.44	18.3	1	0	4	4
+Merc 280C	17.8	6	167.6	123	3.92	3.44	18.9	1	0	4	4
+Merc 450SE	16.4	8	275.8	180	3.07	4.07	17.4	0	0	3	3
+Merc 450SL	17.3	8	275.8	180	3.07	3.73	17.6	0	0	3	3
+Merc 450SLC	15.2	8	275.8	180	3.07	3.78	18	0	0	3	3
+Cadillac Fleetwood	10.4	8	472	205	2.93	5.25	17.98	0	0	3	4
+Lincoln Continental	10.4	8	460	215	3	5.424	17.82	0	0	3	4
+Chrysler Imperial	14.7	8	440	230	3.23	5.345	17.42	0	0	3	4
+Fiat 128	32.4	4	78.7	66	4.08	2.2	19.47	1	1	4	1
+Honda Civic	30.4	4	75.7	52	4.93	1.615	18.52	1	1	4	2
+Toyota Corolla	33.9	4	71.1	65	4.22	1.835	19.9	1	1	4	1
+Toyota Corona	21.5	4	120.1	97	3.7	2.465	20.01	1	0	3	1
+Dodge Challenger	15.5	8	318	150	2.76	3.52	16.87	0	0	3	2
+AMC Javelin	15.2	8	304	150	3.15	3.435	17.3	0	0	3	2
+Camaro Z28	13.3	8	350	245	3.73	3.84	15.41	0	0	3	4
+Pontiac Firebird	19.2	8	400	175	3.08	3.845	17.05	0	0	3	2
+Fiat X1-9	27.3	4	79	66	4.08	1.935	18.9	1	1	4	1
+Porsche 914-2	26	4	120.3	91	4.43	2.14	16.7	0	1	5	2
+Lotus Europa	30.4	4	95.1	113	3.77	1.513	16.9	1	1	5	2
+Ford Pantera L	15.8	8	351	264	4.22	3.17	14.5	0	1	5	4
+Ferrari Dino	19.7	6	145	175	3.62	2.77	15.5	0	1	5	6
+Maserati Bora	15	8	301	335	3.54	3.57	14.6	0	1	5	8
+Volvo 142E	21.4	4	121	109	4.11	2.78	18.6	1	1	4	2