ピンポンドライブ
Ping-Pong Drive
Vocabulary Coverage
Learning words in frequency order, here's how many unique words you need to know to reach various coverage percentages for this series:
| Coverage | Words Needed | % of Unique Words |
|---|---|---|
| 75% | 443 | 48.4% |
| 80% | 538 | 58.7% |
| 85% | 633 | 69.1% |
| 90% | 727 | 79.4% |
| 95% | 822 | 89.7% |
| 96% | 841 | 91.8% |
| 97% | 860 | 93.9% |
| 98% | 879 | 96.0% |
| 99% | 898 | 98.0% |
Total Unique Words: 916
Total Word Occurrences: 1,893