| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| year computers were invented | 1.83 | 0.8 | 1828 | 19 | 28 |
| year | 1.71 | 0.6 | 943 | 60 | 4 |
| computers | 1.42 | 0.5 | 6533 | 56 | 9 |
| were | 0.17 | 0.1 | 5871 | 75 | 4 |
| invented | 0.47 | 0.5 | 8506 | 88 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| year computers were invented | 0.28 | 0.8 | 1129 | 15 |
| what year were computers invented | 1.05 | 0.1 | 6964 | 15 |
| when were computers invented year | 0.48 | 0.5 | 7615 | 99 |
| what year were home computers invented | 1.7 | 0.1 | 7530 | 58 |
