| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| when did apollo program end | 1.2 | 0.8 | 1673 | 46 |
| why did the apollo program end | 1.91 | 0.8 | 6626 | 11 |
| apollo program start and end date | 1.67 | 0.1 | 8262 | 54 |
| end of the apollo program | 1.28 | 0.8 | 3790 | 34 |
| the american apollo program ended in | 1.62 | 0.5 | 7869 | 54 |
| when did the apollo program end | 1.38 | 0.1 | 4374 | 23 |
| what happened to the apollo program | 1.21 | 0.6 | 4992 | 71 |
| why was the apollo program cancelled | 1.79 | 0.9 | 8355 | 6 |
| who stopped the apollo program | 1.22 | 1 | 8160 | 5 |
| how long did the apollo program last | 1.12 | 0.8 | 3846 | 90 |
| when did apollo end | 0.74 | 0.6 | 8953 | 51 |
| when did the apollo missions end | 0.79 | 0.7 | 748 | 89 |
| why did the apollo missions stop | 1.02 | 0.6 | 1391 | 53 |
| apollo is shutting its programs | 0.79 | 0.4 | 9279 | 56 |
| apollo is shutting down its lunar program | 1.83 | 0.4 | 3175 | 17 |
| apollo is shutting down its mission | 0.59 | 0.6 | 5575 | 63 |
| why apollo missions stopped | 1.75 | 0.6 | 1498 | 72 |
| what program came after apollo | 0.65 | 0.8 | 4137 | 7 |
| what was the final apollo mission | 1.85 | 0.4 | 3163 | 63 |
| apollo is shutting out the competition | 1.42 | 1 | 3053 | 9 |
| apollo is shutting its operations | 1.65 | 0.7 | 9025 | 50 |
| is apollo shutting down | 1.53 | 0.5 | 6327 | 97 |
