| Project No | Actual size (KLOC) | Estimate of Putman’s methodology (KLOC) | Absolute error margin (KLOC) | % error | MRE |
| 1 | 42.1 | 45.89 | 3.79 | 9.00 | |
| 2 | 72.12 | 76.87 | 4.75 | 6.59 | |
| 3 | 29.52 | 32.66 | 3.14 | 10.64 | |
| 4 | 42.82 | 45.45 | 2.63 | 6.14 | |
| 5 | 16.73 | 16.00 | 0.73 | 4.36 | |
| 6 | 196.22 | 200.43 | 4.21 | 2.15 | |
| 7 | 67.31 | 69.04 | 1.73 | 2.57 | |
| 8 | 52.76 | 50.99 | 1.77 | 3.35 | |
| 9 | 46.92 | 50.01 | 3.09 | 6.59 | |
| 10 | 37.54 | 38.99 | 1.45 | 3.86 | |
| 11 | 14.723 | 14.900 | 0.177 | 1.20 | |
| 12 | 24.666 | 27.000 | 2.334 | 9.46 | |
| 13 | 30.464 | 34.010 | 3.546 | 11.64 | |
| 14 | 109.659 | 115.879 | 6.22 | 5.67 | |
Mean ( ) |
55.968 | 58.43707 |
