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International Journal of Environment and Sustainability, 2016, 5(2): 89-98                                       95

Table 1
Companies by Number of Employees

Stata Eco- Total                     Intermediate  Total expenses Total invest- Gross census Total  Total reve-
                   nomic Gross       consumption
                   units production                by consumption ment     aggregate  Remunera- nues
                                     233857943     of B and S              value      tions
                                     8485161
Total 65 450968876                   1157          298861814  29504562     217110933  35520658      522313705
                                     79036         8486788    -32356       1799044    300           10451433
From 0 to 2 5      10284205          620686        1186       0            943        0             2100
                                     95548         79036      0            13502      1021          92538
3-5 1 2100                           2132179       494161     20           4119       0             97966
                                     24408760      94112      20                      0
6-10 1 92538                         220004        2132179    47609        727693     0             2580730
                                     231202        24409601   -127987      8884322    53907         30346885
11-15     3 620686                   11308700      233195     0            23079      0             243083
                                     15597663      311708     1417         304930     49448         430398
16-20     3 99667                    170804372     12706982   119680       8741772    100219        1561760
                                     233857943     18240301   1771641      19697682   1691959       24897558
21-30     2 2859872                                231672565  27593151     176787322  33623804      451020425
                                                   298861814  29504562     217110933  35520658      522313705
31-50     12 33293082

51-100    1 243083

101-250   1 536132

251-500   2 20050472

501-1000  7 35295345

1001 and more 27 347591694

Total 65 450968876

Source: INEGI Census 2009

Table 2
Concentration Indexes

Strata         Economic    Participation/          %          P²(IHH)      HH                       ID( HH²)
               units       Market share
                                                   2.2804689
Total 65                   1                       0.0004657
                           0.022804689             0.0205198
From 0 to 2 5              4.66E-06                0.1376339  0.000520054  0.000855074              7.31E-07
                           0.000205198             0.0221006  2.17E-11     0.608197431              0.369904115
From 3 to 5 1              0.001376339             0.6341617  4.21E-08     6.92E-08                 4.79E-15
                           0.000221006             7.3825676  1.89E-06     3.11E-06                 9.70E-12
6-10 1                     0.006341617             0.0539024  4.88E-08     8.03E-08                 6.45E-15
                           0.073825676             0.1188845  4.02E-05     6.61E-05                 4.37E-09
11-15          3           0.000539024             4.4460878  0.00545023   0.008961285              8.03E-05
                           0.001188845             7.826559   2.91E-07     4.78E-07                 2.28E-13
16-20          3           0.044460878             77.076648  1.41E-06     2.32E-06                 5.40E-12
                           0.07826559              100        0.00197677   0.00325021               1.06E-05
21-30          2           0.770766482                        0.006125503  0.010071569              0.000101437
                           1                                  0.59408097   0.976789672              0.954118064
31-50          12                                             0.608197431  1.608197431              1.32421522

51.100         1

101-250        1

251-500        2

501-1000       7

1000-and more 27

Total 65

Source: INEGI Census 2009

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