| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| history of anesthesia timeline | 2 | 0.4 | 5927 | 19 | 30 |
| history | 1.14 | 0.7 | 1775 | 5 | 7 |
| of | 1.06 | 0.7 | 4890 | 67 | 2 |
| anesthesia | 1.98 | 0.8 | 5067 | 19 | 10 |
| timeline | 1.6 | 0.8 | 6436 | 13 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| history of anesthesia timeline | 1.32 | 0.1 | 9112 | 78 |
