y	x_1	x_2
196.7	7.8	22.5
203.4	8.7	24
227	4	27.4
221.3	2.6	27.8
154.8	1.9	19
185.1	3.1	21.8
198.7	8.3	22.1
200.9	7.8	23.4
220.8	2.2	26.6
193.6	2.4	24.6
206.2	3.9	24.3
214.1	6.4	25.6
