Table 2.
Distribution of shortest paths in the first half year of 2009.
| Shortest path | Number of paths | Percentage of paths | Number of flights to be changed |
|---|---|---|---|
| 1 | 902 | 9.54 | 0 |
| 2 | 5561 | 58.83 | 1 |
| 3 | 2853 | 30.18 | 2 |
| 4 | 137 | 1.45 | 3 |
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