| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| david mccallum net worth 2013 | 0.39 | 0.6 | 4200 | 50 |
| david mccallum net worth 2014 | 0.13 | 0.7 | 8624 | 34 |
| david mccallum net worth 2015 | 1.7 | 0.7 | 725 | 46 |
| david mccallum net worth 2012 | 0.8 | 1 | 8034 | 87 |
| david mccallum net worth 2011 | 0.88 | 0.7 | 4385 | 74 |
| david mccallum net worth 2010 | 0.75 | 0.4 | 4903 | 39 |
| david mccallum net worth 2019 | 0.95 | 0.4 | 8462 | 56 |
| david mccallum net worth 2018 | 0.86 | 0.1 | 8614 | 57 |
| david mccallum net worth 2017 | 1.89 | 0.7 | 8263 | 18 |
| david mccallum net worth 2016 | 0.92 | 0.3 | 6320 | 85 |
