%%   from nicfoo.mat
%%   x  : Net income
%%   y  : Expense for food velocity
%%   The data set comes from  a Prof
%%    x         y
    0.1894    0.3050
    0.2091    0.3749
    0.2194    0.4022
    0.2273    0.3182
    0.2349    0.3823
    0.2405    0.3035
    0.2476    0.3457
    0.2532    0.3816
    0.2613    0.3155
    0.2691    0.2964
    0.2781    0.3467
    0.2868    0.4764
    0.2987    0.5061
    0.3120    0.5363
    0.3212    0.4371
    0.3325    0.4377
    0.3423    0.5886
    0.3521    0.5451
    0.3599    0.5596
    0.3713    0.6568
    0.3851    0.6177
    0.3958    0.5694
    0.4057    0.7416
    0.4147    0.4644
    0.4272    0.6092
    0.4379    0.6680
    0.4500    0.6162
    0.4589    0.8251
    0.4715    0.5420
    0.4844    0.6143
    0.4945    0.6605
    0.5114    0.6149
    0.5222    0.7310
    0.5361    0.8342
    0.5471    0.6408
    0.5576    0.6878
    0.5685    0.7429
    0.5788    0.8427
    0.5891    0.7458
    0.6009    0.7291
    0.6111    0.8213
    0.6212    0.7350
    0.6293    0.7783
    0.6379    0.8043
    0.6503    0.8119
    0.6653    0.6702
    0.6796    0.8028
    0.6889    0.7858
    0.6996    0.8161
    0.7077    0.8928
    0.7187    0.7233
    0.7274    0.9291
    0.7384    0.6862
    0.7488    0.8714
    0.7598    0.8464
    0.7683    0.9963
    0.7759    1.0325
    0.7835    0.7340
    0.7917    1.1234
    0.8033    1.2085
    0.8117    0.9583
    0.8224    0.9636
    0.8325    1.0646
    0.8447    0.8853
    0.8541    0.9898
    0.8628    1.2536
    0.8730    0.8096
    0.8823    1.0450
    0.8913    1.0683
    0.8980    0.9274
    0.9068    0.9064
    0.9147    1.0246
    0.9231    1.0472
    0.9336    1.1775
    0.9436    1.2529
    0.9534    0.9784
    0.9631    1.0311
    0.9721    1.0582
    0.9836    1.0635
    0.9924    1.0236
    1.0023    0.9702
    1.0126    1.1316
    1.0226    0.9729
    1.0311    0.9862
    1.0390    1.1064
    1.0489    1.3568
    1.0583    1.0716
    1.0684    1.1939
    1.0805    1.0529
    1.0934    1.1536
    1.1039    1.1153
    1.1121    1.1088
    1.1212    1.1496
    1.1295    1.4002
    1.1411    0.9636
    1.1525    1.2033
    1.1651    1.0778
    1.1760    1.2118
    1.1872    1.0517
    1.1969    1.2681
    1.2093    1.1802
    1.2206    1.2406
    1.2324    1.3938
    1.2461    1.2533
    1.2599    1.2249
    1.2726    1.0823
    1.2851    1.1222
    1.2972    1.5631
    1.3116    1.1691
    1.3263    1.2598
    1.3371    1.4923
    1.3524    0.9705
    1.3695    1.5045
    1.3852    1.2095
    1.3998    1.4046
    1.4145    1.2629
    1.4304    1.4629
    1.4492    1.1940
    1.4657    1.3065
    1.4924    1.3155
    1.5120    1.3575
    1.5338    1.7266
    1.5569    1.4962
    1.5776    1.4456
    1.6038    1.5283
    1.6298    1.4364
    1.6705    1.2983
    1.7062    1.5045
    1.7536    1.5181
    1.7841    1.3254
    1.8397    1.7186
    1.8920    1.7567
    1.9455    1.4482
    2.0162    1.4563
    2.0818    1.5589
    2.1563    1.4893
    2.2418    1.5377
    2.3764    1.5451
    2.4960    1.5808
    2.6855    1.6440