Gurobi 5.0.1 (linux64) logging started Fri Jan 18 07:13:19 2013

Optimize a model with 70 rows, 5265 columns and 15520 nonzeros
Presolve removed 5 rows and 5 columns
Presolve time: 0.01s
Presolved: 65 rows, 5260 columns, 10515 nonzeros
Variable types: 5260 continuous, 0 integer (0 binary)

Root relaxation: objective 9.601887e+03, 23 iterations, 0.00 seconds

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

     0     0 9601.88662    0    1          - 9601.88662     -      -    0s
     0     2 9601.88662    0    1          - 9601.88662     -      -    0s
*   22     8              11    9624.2188417 9620.93226  0.03%   2.2    0s

Explored 28 nodes (73 simplex iterations) in 0.07 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 9.624218841680e+03, best bound 9.624218841680e+03, gap 0.0%