| ICOMPPEU | SBC | AIC | No. of clusters |
| 2018.8 | 2034.5 | 2034.3 | 1 |
| 1859.8 | 1904.8 | 1873.5 | 2 |
| 1864.4 | 1890.8 | 1878.1 | 3 |
| 1863.5 | 1896 | 1877.7 | 4 |
| 1868.7 | 1907.4 | 1882.4 | 5 |
| 1873.7 | 1893.8 | 1888.74 | 6 |