y x1 x2 x3 x4 0 -0.162 -0.348 -0.524 -0.312 1 0.187 -0.41 0.362 -0.366 1 0.16 1.649 -0.664 0.051 1 1.536 0.084 0.403 1.732 1 -0.162 -0.061 0.192 0.256 0 -2.855 -3.341 -2.549 -1.461 0 -0.253 -1.081 0.751 -0.668 1 0.025 1.339 0.904 0.394 0 0.266 0.099 -0.602 -0.122 0 -1.853 -0.756 0.123 -0.314 1 -1.129 -0.568 -0.597 0.243 1 0.436 -0.863 0.101 0.137 0 -2.2 -1.129 -0.034 0.01 1 0.432 0.709 3.833 1.971 1 1.007 0.851 1.954 1.071 0 -1.155 -0.484 -0.358 -0.345 1 0.53 -0.313 -0.252 -0.475 1 -0.748 0.216 0.516 -0.723 1 1.555 0.51 1.005 1.616 1 0.625 -0.772 1.31 0.87 0 -0.382 -0.002 -0.539 -1.063 1 0.274 0.998 -0.798 2.065 0 -0.809 -1.255 -0.985 0.001 0 -0.778 -0.131 -1.114 -0.236 0 0.749 -0.14 0.826 -0.211 0 -1.869 -1.658 -0.007 1.549 0 0.083 -0.952 -0.075 -1.352 0 -1.307 -1.026 0.284 -0.857 0 -1.325 -0.45 -1.033 -0.408 0 0.176 0.084 0.133 0.354 1 0.474 1.164 1.835 0.876 1 -0.112 -0.454 -0.408 0.048 1 0.497 1.291 1.312 1.1 0 -0.384 -1.301 0.675 -0.987 1 2.278 2.925 2.147 2.282 0 -0.233 -1.056 -1.118 -0.708 1 -0.144 -1.215 0.311 -0.156 1 1.583 -0.291 -0.309 -0.357 0 -0.311 -1.871 -0.877 -0.48 0 0.838 -0.338 -2.091 1.049 0 -0.889 -0.103 -0.406 0.67 1 0.402 0.553 -0.476 1.158 0 -1.106 -0.689 -2.559 -2.191 0 0.036 -1.466 -0.968 -0.706 1 1.51 0.683 -0.064 0.478 1 -2.227 0.292 -1.24 -1.487 0 -0.433 -1.573 1.391 -0.943 1 -1.209 0.012 -1.168 -0.225 1 -0.809 -0.695 -1.401 -0.016 1 0.464 0.542 0.406 1.363 1 -0.063 -0.271 1.046 -0.534 1 0.56 -1.069 0.373 1.177 1 -0.772 0.542 -0.408 0.113 0 -1.006 0.812 1.07 -1.295 0 -0.541 -1.265 0.729 0.216 0 -1.045 -2.251 -1.991 -1.817 0 -0.807 -0.509 -1.435 -0.611 1 1.06 0.803 -0.165 -1.383 0 0.561 -1.218 0.866 -0.437 1 0.413 1.565 0.143 1.727 0 1.15 -0.338 -0.102 -0.443 1 -0.692 -1.228 0.644 0.629 1 2.049 3.43 2.381 2.333 1 2.123 0.215 0.153 2.12 1 0.131 0.852 -0.023 -0.853 1 -0.292 -0.133 -0.681 -1.113 1 0.119 0.245 0.322 0.741 1 -0.273 -1.63 1.014 -0.329 1 0.975 1.818 1.711 1.455 0 -0.619 -0.272 -0.946 0.095 0 -0.554 -0.787 -0.234 -0.637 1 0.178 -0.673 -0.244 0.039 0 -0.739 0.9 -0.727 -0.174 0 -0.085 -0.623 -0.417 0.131 0 0.071 -1.58 -0.019 -0.288 0 -0.474 -1.331 -0.154 -1.223 1 0.176 0.954 1.423 -0.213 0 -1.449 -0.061 0.346 -0.2 1 0.739 -0.501 0.044 -0.143 0 -0.888 -0.035 0.242 -0.541 1 0.76 1.094 0.906 0.115 0 0 -0.928 -0.109 0.612 1 0.001 1.567 -0.423 -0.616 1 0.415 1.657 1.2 0.49 1 0.349 -0.171 0.047 -0.174 0 -0.409 0.985 -0.784 -0.056 0 -0.934 -1.439 -1.785 -1.669 0 -1.272 -0.517 0.953 -1.287 0 0.299 -0.09 0.549 -1.08 1 1.463 0.783 -0.105 0.779 1 1.062 0.298 0.38 1.331 1 1.091 1.143 0.476 0.619 1 -0.852 -1.011 0.51 -0.423 0 -0.8 -1.377 -1.45 -0.377 0 0.065 -0.726 0.502 1.07 1 1.335 -0.34 1.236 -0.014 1 1.08 1.991 -0.222 0.911 1 0.35 0.628 -0.769 0.052 1 0.703 -0.409 -1.256 -0.098 1 0.416 3.682 -0.328 -0.239