lotSize,workHours
80,399
30,121
50,221
90,376
70,361
60,224
120,546
80,352
100,353
50,157
40,160
70,252
90,389
20,113
110,435
100,420
30,212
50,268
90,377
110,421
30,273
90,468
40,244
80,342
70,323