| 1 | A | B | C |
| --- | --- | --- | --- |
| 2 | results of the introduction of api data |  |  |
| 3 |  | phase 1 | phase 2 |
| 4 | number of city pairs | 53 | 180 |
| 5 | number of booking lags | 2 | 4 |
| 6 | collection frequency per month | 3 | daily |
| 7 | prices per collection | 2 | up to 15 |
| 8 | number of airlines | 4 | all airlines serving the canadian market |
| 9 | total prices used per month | 636 | over 300,000 per api |

Question: what is the number of city pairs the second phase?
Answer: 180