diff --git a/app/views/home/_talk.csv.erb b/app/views/home/_talk.csv.erb
index b2a63e8..6cf9741 100644
--- a/app/views/home/_talk.csv.erb
+++ b/app/views/home/_talk.csv.erb
@@ -1 +1 @@
-<%= CSV.generate_line([talk.id, talk.event_type.name, talk.title, talk.subtitle, @ratings[talk.id]]).html_safe -%>
+<%= CSV.generate_line([talk.id, talk.event_type.name, talk.title, talk.subtitle, @ratings[talk.id], "%.2f%" % Rational(100 * @ratings[talk.id], @votes_count).to_f]).html_safe -%>
diff --git a/app/views/home/ratings.csv.erb b/app/views/home/ratings.csv.erb
index 2a8e6ef..dab9902 100644
--- a/app/views/home/ratings.csv.erb
+++ b/app/views/home/ratings.csv.erb
@@ -1,3 +1,3 @@
-<%- headers = ['ID', 'Type', 'Title', 'Subtitle', 'Votes'] -%>
+<%- headers = ['ID', 'Type', 'Title', 'Subtitle', 'Votes', '%'] -%>
 <%= CSV.generate_line headers -%>
 <%= render partial: 'talk', collection: @talks %>