Sekai o Wakariyasuku – Kurzgesagt - 有史以前に起きていたのは？人類の起源 - 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

281 words

85% Coverage

347 words

90% Coverage

413 words

95% Coverage

478 words

98% Coverage

518 words

99% Coverage

531 words

Total Words

544

Difficulty Progression

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

Progress	Difficulty	Peak
0%	3.00/5	3.60/5
10%	4.50/5	4.80/5
20%	4.50/5	4.80/5
30%	4.50/5	4.80/5
40%	4.50/5	4.80/5
50%	4.50/5	4.80/5
60%	4.25/5	4.70/5
70%	4.50/5	4.80/5
80%	4.50/5	4.80/5
90%	2.50/5	4.40/5
Overall	4.36/5	4.74/5

Deciles

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

10%

2.65/5

20%

3.80/5

25%

4.04/5

30%

4.11/5

40%

4.23/5

50%

4.36/5

60%

4.49/5

70%

4.62/5

80%

4.74/5

90%

4.87/5

Overall Difficulty

4.36/5

Peak Difficulty

4.74/5