Coin Grading | Numismatic Guaranty Company | NGC
ngc is the world’s largest third-party coin grading service, offering accurate, consistent and impartial assessment of a coin’s authenticity and grade.
Total Visits
Avg. Visit Duration
Pages per Visit
Bounce Rate
Registration Date
| Month | Traffic |
|---|---|
| 2025-02 | 1K |
| 2025-03 | 2K |
| 2025-04 | 1K |
| 2025-05 | 1K |
| Source | Traffic Share |
|---|---|
| search | 52.90% |
| direct | 41.91% |
| referrals | 3.56% |
| social | 1.47% |
| paid referrals | 0.10% |
| 0.06% |
| Region | Percentage |
|---|---|
| United States | 80.36% |
| Canada | 4.31% |
| Japan | 1.92% |
| FI | 1.42% |
| United Kingdom | 1.31% |
| Keyword | Traffic | Volume | CPC |
|---|---|---|---|
| ngc | 4,137 | 41,370 | $0.98 |
| united states mint-proof silver dollar coin 2016 mark twain | 0 | 0 | $0.00 |
| ngc verify | 272 | 2,720 | $1.60 |
| ngc price guide | 564 | 5,640 | $1.27 |