Toaru Majutsu no Index - Volume 21 - Statistics

Coverage

This shows how much text coverage you'll have if you know the most X frequent words in that work.

Vocabulary Coverage

Milestones

80% Coverage

1,255 words

85% Coverage

1,832 words

90% Coverage

2,771 words

95% Coverage

4,513 words

98% Coverage

6,049 words

99% Coverage

6,561 words

Total Words

7,073

Difficulty Progression

Shows how the difficulty changes as you progress through the book.

Progress	Difficulty	Peak
0%	3.23/5	4.03/5
10%	3.62/5	4.32/5
20%	3.58/5	4.33/5
30%	3.45/5	4.18/5
40%	3.07/5	3.69/5
50%	3.61/5	4.39/5
60%	3.80/5	4.46/5
70%	3.81/5	4.46/5
80%	3.95/5	4.52/5
90%	3.66/5	4.40/5
Overall	3.55/5	4.36/5

Deciles

Shows the difficulty level at or below which X% of the text falls.

10%

1.94/5

20%

2.57/5

25%

2.87/5

30%

3.02/5

40%

3.29/5

50%

3.55/5

60%

3.82/5

70%

4.08/5

80%

4.36/5

90%

4.63/5

Overall Difficulty

3.55/5

Peak Difficulty

4.36/5