Iriya no Sora, UFO no Natsu - Volume 1 - 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

1,381 words

85% Coverage

2,089 words

90% Coverage

3,225 words

95% Coverage

5,305 words

98% Coverage

6,885 words

99% Coverage

7,412 words

Total Words

7,939

Difficulty Progression

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

Progress	Difficulty	Peak
0%	2.93/5	4.02/5
10%	2.72/5	3.98/5
20%	3.17/5	4.24/5
30%	3.14/5	4.36/5
40%	3.06/5	4.14/5
50%	3.56/5	4.31/5
60%	3.42/5	4.20/5
70%	3.40/5	4.10/5
80%	3.31/5	4.20/5
90%	3.06/5	4.08/5
Overall	3.23/5	4.20/5

Deciles

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

10%

1.22/5

20%

2.06/5

25%

2.27/5

30%

2.48/5

40%

2.89/5

50%

3.23/5

60%

3.54/5

70%

3.85/5

80%

4.20/5

90%

4.60/5

Overall Difficulty

3.23/5

Peak Difficulty

4.20/5