Statistics for BIG‐4

This graph shows the percentage of words (in total) that you'll be able to read assuming you know a certain percentage of unique vocabulary that appears in this work.

CoverageVocabulary required%
70%10858%
80%207116%
90%438535%
95%690255%
96%778063%
97%891672%
98%1005481%
99%1119190%
Difficulty histogram