| 
| ILUC + RCM |  
| parameters |  | time [sec] |  |  
| drop tol | condest | fill-in | ILU | GMRES(30) | total | iter |  
| 1.0e-01 |  | 0.3 | 6.0e+00 | 8.1e+01 | 8.70e+01 | 299 |  
| 5.0e-02 |  | 0.4 | 6.6e+00 | 5.5e+01 | 6.16e+01 | 193 |  
| 2.5e-02 |  | 0.5 | 7.5e+00 | 4.4e+01 | 5.15e+01 | 143 |  
| 1.0e-02 |  | 0.7 | 9.6e+00 | 4.0e+01 | 4.96e+01 | 117 |  
| 1.0e-03 |  | 2.3 | 2.8e+01 | 2.8e+01 | 5.60e+01 | 52 |  
| 1.0e-04 |  | 8.1 | 2.1e+02 | 1.5e+01 | 2.25e+02 | 16 |  
| 1.0e-05 |  | 19.4 | 1.1e+03 | 1.4e+01 | 1.11e+03 | 8 |  |  | 
| ILUC + RCM + MC64 |  
| parameters |  | time [sec] |  |  
| drop tol | condest | fill-in | ILU | GMRES(30) | total | iter |  
| 1.0e-05 |  | 10.2 | 3.5e+02 | 2.2e+01 | 3.72e+02 | 22 |  | 
| 
| ILUC + MMD |  
| parameters |  | time [sec] |  |  
| drop tol | condest | fill-in | ILU | GMRES(30) | total | iter |  
 
| 5.0e-02 |  | 0.4 | 1.1e+02 | 6.6e+01 | 1.76e+02 | 232 |  
| 2.5e-02 |  | 0.5 | 1.1e+02 | 3.7e+01 | 1.47e+02 | 122 |  
| 1.0e-02 |  | 0.8 | 1.1e+02 | 3.5e+01 | 1.45e+02 | 108 |  
| 1.0e-03 |  | 1.8 | 1.3e+02 | 2.7e+01 | 1.57e+02 | 62 |  
| 1.0e-04 |  | 3.9 | 1.9e+02 | 5.8e+00 | 1.96e+02 | 10 |  
| 1.0e-05 |  | 6.1 | 3.2e+02 | 5.1e+00 | 3.25e+02 | 6 |  |  | 
| ILUC + MMD + MC64 |  
| parameters |  | time [sec] |  |  
| drop tol | condest | fill-in | ILU | GMRES(30) | total | iter |  | 
| 
| ILUC + AMF |  
| parameters |  | time [sec] |  |  
| drop tol | condest | fill-in | ILU | GMRES(30) | total | iter |  
| 5.0e-02 |  | 2.2 | 5.9e+01 | 1.9e+02 | 2.49e+02 | 330 |  
| 2.5e-02 |  | 3.6 | 1.1e+02 | 1.5e+02 | 2.60e+02 | 209 |  
| 1.0e-02 |  | 6.1 | 2.5e+02 | 1.1e+02 | 3.60e+02 | 123 |  
| 1.0e-03 |  | 16.6 | 1.2e+03 | 1.3e+02 | 1.33e+03 | 78 |  
| 1.0e-04 |  | -0.0 | 2.7e+03 | - | - | failure |  |  | 
| ILUC + AMF + MC64 |  
| parameters |  | time [sec] |  |  
| drop tol | condest | fill-in | ILU | GMRES(30) | total | iter |  | 
| 
| ILUC + Multilevel ND |  
| parameters |  | time [sec] |  |  
| drop tol | condest | fill-in | ILU | GMRES(30) | total | iter |  
 
| 1.0e-02 |  | 1.0 | 2.3e+01 | 3.4e+01 | 5.70e+01 | 107 |  
| 1.0e-03 |  | 2.6 | 4.8e+01 | 2.4e+01 | 7.20e+01 | 50 |  
| 1.0e-04 |  | 5.3 | 1.4e+02 | 9.7e+00 | 1.50e+02 | 14 |  
| 1.0e-05 |  | 7.9 | 2.9e+02 | 5.2e+00 | 2.95e+02 | 7 |  |  | 
| ILUC + Multilevel ND + MC64 |  
| parameters |  | time [sec] |  |  
| drop tol | condest | fill-in | ILU | GMRES(30) | total | iter |  
| 1.0e-04 |  | 2.4 | 5.7e+01 | 7.4e+01 | 1.31e+02 | 112 |  
| 1.0e-05 |  | 4.0 | 1.3e+02 | 1.8e+01 | 1.48e+02 | 19 |  
| 1.0e-06 |  | 5.6 | 2.1e+02 | 1.3e+01 | 2.23e+02 | 12 |  
| 1.0e-07 |  | 7.4 | 3.3e+02 | 1.1e+01 | 3.41e+02 | 8 |  |