| ICOMPPEU | SBC | AIC | No. of clusters |
| 1872.6 | 1884.3 | 1884.1 | 1 |
| 1516.1 | 1529.5 | 1523.1 | 2 |
| 1520.7 | 1540.4 | 1527.7 | 3 |
| 1516.8 | 1542.6 | 1523.8 | 4 |
| 1529.7 | 1561.8 | 1536.7 | 5 |
| 1527.7 | 1566 | 1534.7 | 6 |