adding domain coverage

README.md

@@ -95,6 +95,14 @@ CDB has quite a diverse distribution of languages, overall there is about 143 la
 ![lan_dist](plots/language_frequency.png)
 
 
+## Domain Coverage
+
+When squashing CDB-Dec, Nov, Oct into one large graph after filtering we get about 56.4% domains that contain text, 21.2% contain english text, and 43.6% contain **NO** text. 
+
+
+![domain_cov](plots/domain_coverage.png)
+
+
 
 ## Tokens