Keyword | CPC | PCC | Volume | Score | Length of keyword |
---|---|---|---|---|---|
usgs historic topographic maps | 1.98 | 0.9 | 1387 | 95 | 30 |
usgs | 1.24 | 0.7 | 6582 | 34 | 4 |
historic | 1.41 | 0.3 | 7009 | 48 | 8 |
topographic | 1.4 | 0.9 | 2376 | 20 | 11 |
maps | 0.68 | 0.6 | 1229 | 56 | 4 |
Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
usgs historic topographic maps | 1.36 | 0.8 | 9203 | 51 |
usgs historical topographic maps viewer | 1.17 | 0.3 | 351 | 91 |
usgs historical topographic map explorer | 0.29 | 0.7 | 2089 | 46 |
usgs historical topographic map collection | 1.76 | 0.8 | 5057 | 63 |
usgs historical topographic map explorer tool | 1.94 | 0.9 | 6577 | 51 |