y	x_1	x_2	x_3
1547.7	-14	0.8	67
1327	-15.2	1.3	41.1
985.6	-10.7	1.4	36.6
1323.8	-14	0.9	49.3
1142.4	-11	1.1	52.6
1042.9	-11.6	1.7	35.1
1151.7	-10.4	1	57.2
1219.1	-12.2	1.1	41
1538.4	-15.9	1.2	53.8
1569.9	-16.5	0.8	44
1607	-16.8	0.9	51.7
1437.7	-16.9	1.1	49.7
1565.4	-17.1	1	51.7
1353.9	-10.8	1.2	58.9
1546	-18	1.6	54.2
1241.8	-16.1	1.2	41.1
