| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| 2009 international year of astronomy | 1.08 | 0.5 | 2326 | 88 | 36 |
| 2009 | 0.19 | 0.2 | 4327 | 16 | 4 |
| international | 0.15 | 0.1 | 175 | 65 | 13 |
| year | 0.98 | 0.8 | 7176 | 13 | 4 |
| of | 0.2 | 0.1 | 9821 | 15 | 2 |
| astronomy | 1.9 | 0.2 | 7800 | 25 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| 2009 international year of astronomy | 0.91 | 0.6 | 8877 | 65 |
