＋１（プラスワン）
+1 (Plus One)
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% | 433 | 35.9% |
| 80% | 570 | 47.3% |
| 85% | 729 | 60.4% |
| 90% | 888 | 73.6% |
| 95% | 1,047 | 86.8% |
| 96% | 1,079 | 89.5% |
| 97% | 1,111 | 92.1% |
| 98% | 1,143 | 94.8% |
| 99% | 1,175 | 97.4% |
Total Unique Words: 1,206
Total Word Occurrences: 3,181