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Table 9.
Closeness coefficient
| Ci | Rank | |
|---|---|---|
| A1 | 0.438 | 3 |
| A2 | 0.74 | 2 |
| A3 | 0.842 | 1 |
| A4 | 0.322 | 5 |
| A5 | 0.341 | 4 |