数字であそぼ。
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% | 1,403 | 25.2% |
| 80% | 1,859 | 33.4% |
| 85% | 2,396 | 43.1% |
| 90% | 3,411 | 61.3% |
| 95% | 4,486 | 80.7% |
| 96% | 4,701 | 84.6% |
| 97% | 4,916 | 88.4% |
| 98% | 5,131 | 92.3% |
| 99% | 5,346 | 96.2% |
Total Unique Words: 5,560
Total Word Occurrences: 21,490