"Region"	"PA"	"GPA"	"HS"	"GHS"	"y"	"Period"
"1"	46.84	-2.6	1.68	0.2	0.97	"1"
"2"	35.54	-1.42	1.67	0.63	2.14	"1"
"3"	28.42	-1.48	1.71	0.12	6.13	"1"
"4"	32.54	-4.51	1.37	0.32	7.36	"1"
"5"	28.92	-0.88	2.14	-0.08	3.63	"1"
"6"	36.61	-1.39	3	0.45	-4.3	"1"
"7"	34.71	-2.22	2.94	0.27	2.06	"1"
"8"	24.32	-5.11	3.57	-0.55	-18.64	"1"
"9"	35.15	-0.16	3.27	0.03	5.15	"1"
"10"	34.06	-3.86	2.74	0.19	6.88	"1"
"11"	37.94	-4.61	2.07	0.38	-1.24	"1"
"12"	35.88	-2.17	1.57	-0.11	-1.31	"1"
"13"	31.28	-1.9	2.74	-0.57	1.73	"1"
"14"	33.61	2.02	1.92	0.32	0.44	"1"
"15"	33.86	0.75	0.86	0.46	-15.53	"1"
"16"	43.24	-4.41	1.82	0.52	-10.99	"1"
"17"	42.65	-2.28	1.52	-0.17	0.6	"1"
"18"	37.19	-2.75	2.39	0.4	3.71	"1"
"19"	49.7	-4.86	1.16	0.09	-2.38	"1"
"20"	41.96	-4.59	2	-0.12	-1.35	"1"
"21"	28.86	-2.11	5.17	0.46	-1.08	"1"
"1"	44.24	3.8	1.88	0.13	8.47	"2"
"2"	34.12	-3.33	2.3	1.04	2.76	"2"
"3"	26.94	-1.71	1.83	1.28	24.08	"2"
"4"	28.03	-0.89	1.69	0.35	13.97	"2"
"5"	28.04	-1.47	2.06	-0.81	0.63	"2"
"6"	35.22	-2.87	3.45	0.59	-1.99	"2"
"7"	32.49	-1.89	3.21	1.88	13.1	"2"
"8"	19.21	0.36	3.02	2.98	15.42	"2"
"9"	34.99	-4.95	3.3	0.68	19.65	"2"
"10"	30.2	-3.02	2.93	0.48	8.45	"2"
"11"	33.33	0.06	2.45	0.24	9.04	"2"
"12"	33.71	-4.67	1.46	2.59	9.47	"2"
"13"	29.38	-2.74	2.17	0.07	24.18	"2"
"14"	35.63	-0.51	2.24	0.62	9.09	"2"
"15"	34.61	-5.36	1.32	0.61	-1.89	"2"
"16"	38.83	-6.83	2.34	0.71	14.62	"2"
"17"	40.37	-3.94	1.35	0.45	-0.44	"2"
"18"	34.44	1.37	2.79	1.27	17.84	"2"
"19"	44.84	-7.7	1.25	0.8	10.95	"2"
"20"	37.37	-5.87	1.88	0.8	-1.55	"2"
"21"	26.75	-1.83	5.63	1.35	-1.66	"2"
"1"	48.04	-4.03	2.01	0.4	3.72	"3"
"2"	30.79	-3.1	3.34	0.25	9.29	"3"
"3"	25.23	-4.29	3.11	0.88	25.59	"3"
"4"	27.14	-2.45	2.04	1.95	27.41	"3"
"5"	26.57	1.31	1.25	0.67	18.32	"3"
"6"	32.35	-1.25	4.04	0.23	11.2	"3"
"7"	30.6	-3.21	5.09	-0.17	21.95	"3"
"8"	19.57	2.48	6	2.27	33.03	"3"
"9"	30.04	-0.79	3.98	0.55	22.02	"3"
"10"	27.18	-1.14	3.41	0.28	13.68	"3"
"11"	33.39	-0.42	2.69	-0.18	11.24	"3"
"12"	29.04	1.4	4.05	-0.05	15.06	"3"
"13"	26.64	1.04	2.24	0.12	10.73	"3"
"14"	35.12	-0.81	2.86	0.25	1.53	"3"
"15"	29.25	-2.56	1.93	0.3	11.37	"3"
"16"	32	1.68	3.05	0.78	-0.07	"3"
"17"	36.43	1	1.8	0.37	14.17	"3"
"18"	35.81	-2.29	4.06	0.18	8.05	"3"
"19"	37.14	1.59	2.05	0.82	15.96	"3"
"20"	31.5	0.7	2.68	-0.17	9.91	"3"
"21"	24.92	-0.14	6.98	0.59	6.94	"3"