Data EXPO; input Obs y1 y2 y3 y4; datalines; 1 24.8742 163.863 110.281 26.73 2 24.681 156.552 109.348 67.933 3 24.5864 191.428 78.802 166.739 4 24.8254 174.889 115.645 103.767 5 25.3946 137.919 116.062 38.437 6 23.7156 226.097 158.558 134.371 7 25.0211 297.544 160.115 160.953 8 25.5849 317.255 156.97 151.399 9 25.5266 261.773 138.391 134.43 10 23.8724 217.3 115.881 104.245 11 24.7723 165.314 99.919 74.811 12 24.2192 174.61 118.228 153.477 13 26.2307 123.086 101.712 105.865 14 25.7698 134.742 122.994 169.503 15 26.4259 188.145 164.529 205.733 16 26.4604 163.812 153.163 129.11 17 26.1802 105.188 167.494 118.174 18 26.5607 188.156 173.224 170.225 19 26.6645 270.923 144.877 272.171 20 26.1801 282.906 160.144 247.648 21 26.3299 265.082 135.374 231.161 22 24.7672 223.787 169.255 220.703 23 25.3509 153.493 183.351 190.063 24 26.6834 179.633 183.944 220.217 25 27.8524 149.362 222.043 146.142 26 25.5806 139.312 180.993 163.626 27 23.792 184.797 176.05 236.897 28 22.8976 184.632 191.752 210.911 29 22.6256 138.519 208.133 200.162 30 23.9417 196.363 185.629 266.778 31 23.2494 281.621 224.796 309.361 32 24.4556 298.954 228.054 282.696 33 24.6386 253.879 238.38 233.234 34 24.329 220.408 218.632 184.816 35 23.8242 156.238 266.917 163.86 36 23.5067 159.452 315.394 229.058 37 23.5873 120.678 305.899 211.666 38 23.63 125.18 269.604 227.511 39 23.6285 160.115 286.669 322.211 40 23.1394 169.29 276.692 277.115 41 24.4613 117.097 262.628 250.83 42 23.9 197.854 267.005 316.001 43 25.9557 269.612 250.247 348.268 44 25.9756 288.544 221.802 356.803 45 24.1536 258.276 255.979 320.954 46 24.1323 211.637 262.607 260.707 47 26.5246 173.525 289.791 252.155 48 26.2105 178.523 267.692 283.129 49 24.218 129.734 266.521 241.031 50 22.8411 129.285 303.285 213.197 51 24.315 197.684 288.007 297.365 52 24.1088 169.005 270.425 241.329 53 22.0336 129.867 285.296 244.201 54 23.5257 192.07 289.041 392.064 55 24.3088 269.391 276.077 432.827 56 23.554 312.055 295.015 402.094 57 22.95 286.055 314.193 365.288 58 23.5821 231.439 337.007 334.111 59 25.5686 162.652 327.359 310.052 60 25.121 168.475 313.353 340.652 61 25.4698 131.835 343.386 301.922 62 26.5853 142.928 351.515 325.072 63 26.7542 197.074 414.704 378.956 64 25.2066 179.356 412.263 335.316 65 25.3659 136.278 392.574 289.776 66 26.2607 208.565 333.619 390.453 67 24.9591 283.966 353.302 423.146 68 26.5121 302.031 375.569 418.408 69 25.358 271.379 356.663 390.546 70 25.1435 227.352 362.925 360.819 71 24.613 171.244 365.814 366.569 72 24.6852 187.627 351.399 431.403 73 25.8665 146.373 379.799 350.669 74 25.8492 151.774 382.287 402.871 75 26.2071 189.1 397.129 402.351 76 23.9685 169.308 373.202 362.077 77 23.4763 127.959 412.247 335.273 78 24.8249 209.765 406.537 441.492 79 24.9629 292.638 418.364 508.807 80 24.5776 312.652 418.728 502.76 81 24.1044 251.094 434.937 422.104 82 25.0485 187.7 433.79 394.141 83 24.9791 147.51 437.126 385.82 84 24.4134 165.823 468.278 464.662 85 22.894 133.974 491.106 406.233 86 22.6408 133.708 458.808 446.816 87 23.2115 193.183 465.996 475.158 88 24.571 181.639 403.331 403.624 89 25.8063 140.56 386.167 396.898 90 26.1127 225.614 433.761 476.124 91 25.8705 302.094 440.446 507.39 92 24.2441 314.929 455.23 528.35 93 24.9019 270.657 476.193 474.386 94 24.7085 227.89 476.812 456.026 95 24.7369 180.386 473.866 417.052 96 25.8524 178.853 486.601 447.932 97 25.1198 150.871 469.984 456.7 98 26.964 149.308 456.959 512.968 99 27.6253 199.747 444.514 549.929 100 27.0806 173.692 466.901 512.188 101 25.9325 127.914 509.222 500.982 102 24.9647 207.497 491.961 597.642 103 24.517 279.912 527.062 587.585 104 25.3558 299.353 526.393 604.7 105 27.5092 269.603 518.117 485.751 106 27.5594 218.174 488.487 460.739 107 25.8902 156.184 522.883 450.108 108 24.7694 167.69 472.982 536.114 109 26.0832 138.941 491.649 472.463 110 23.9896 149.626 522.603 504.81 111 22.7492 192.328 548.215 544.953 112 22.8092 165.047 561.127 540.957 113 22.7649 115.414 568.506 504.929 114 22.9481 199.494 578.323 591.337 115 24.5425 291.113 579.324 601.589 116 25.3592 302.078 570.17 604.301 117 26.913 249.913 573.316 534.699 118 26.5011 195.711 562.229 536.94 119 26.2344 142.971 555.797 524.122 120 25.4574 150.089 591.15 609.015 ; run;