Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:52:16 2013

Optimize a model with 5566 rows, 5336 columns and 21206 nonzeros
Presolve removed 23 rows and 0 columns
Presolve time: 0.02s
Presolved: 5543 rows, 5336 columns, 21183 nonzeros
Variable types: 5313 continuous, 23 integer (23 binary)

Root relaxation: objective 2.023016e+04, 535 iterations, 0.04 seconds

    Nodes    |    Current Node    |     Objective Bounds      |     Work
 Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time

     0     0 20230.1641    0   11          - 20230.1641     -      -    0s
H    0     0                    21229.000000 20230.1641  4.71%     -    0s
*    0     0               0    20993.000000 20993.0000   0.0%     -    0s

Cutting planes:
  Gomory: 11
  Implied bound: 11

Explored 0 nodes (684 simplex iterations) in 0.15 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 2.099300000000e+04, best bound 2.099300000000e+04, gap 0.0%