npca.org 的自然流量、热门关键词、排名和 SEO 数据。
| # | 关键词 | 搜索量 | KD | CPC | 预计流量 | 排名 | 国家 |
|---|---|---|---|---|---|---|---|
| 1 | chaco canyon | 14,600 | 28 | $0.85 | 1,533 | 3 |  US |
| 2 | devils tower | 23,000 | 24 | $0.26 | 1,265 | 5 | US |
| 3 | maglev train | 10,100 | 27 | $0.42 | 1,060 | 3 | US |
| 4 | wind cave national park | 18,500 | 26 | $0.72 | 462 | 7 | US |
| 5 | isle royale | 6,500 | 31 | $1.00 | 357 | 5 | US |
| 6 | the four corners | 2,200 | 32 | $1.42 | 352 | 2 | US |
| 7 | badlands south dakota | 4,000 | 24 | $0.42 | 300 | 4 | US |
| 8 | congaree national park | 7,800 | 23 | $0.65 | 273 | 6 | US |
| 9 | battle of kings mountain | 7,700 | 23 | $0.00 | 269 | 6 | US |
| 10 | national parks in alaska | 2,300 | 34 | $1.12 | 241 | 3 | US |
| 11 | the lost colony | 4,200 | 32 | $0.20 | 231 | 5 | US |
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