diff --git a/app/main/static/js/charges.js b/app/main/static/js/charges.js
index 28c0fed..d0fb228 100644
--- a/app/main/static/js/charges.js
+++ b/app/main/static/js/charges.js
@@ -99,7 +99,7 @@ function build_chart(div_selector, data_url, entity_name, category_type) {
             .duration(200)
             .style("opacity", 1);
         tooltip
-            .html("<b>" + category_title + ":</b> " + category_name + "<br>" + "<b>Charge:</b> " + category_charge + "%")
+            .html("<b>" + category_title + ":</b> " + category_name + "<br>" + "<b>Charge:</b> " + category_charge + " ETP")
             .style("left", (e.pageX - tooltip_offset.dx) + "px")
             .style("top", (e.pageY - tooltip_offset.dy) + "px")
     }
@@ -120,7 +120,7 @@ function build_chart(div_selector, data_url, entity_name, category_type) {
             .duration(200)
             .style("opacity", 1)
         tooltip
-            .html("<b>" + d.period + ": </b>" + d.total + "%")
+            .html("<b>" + d.period + ": </b>" + d.total + " ETP")
             .style("left", (e.pageX - tooltip_offset_dot.dx) + "px")
             .style("top", (e.pageY - tooltip_offset_dot.dy) + "px")
     }
@@ -308,7 +308,7 @@ function build_chart(div_selector, data_url, entity_name, category_type) {
                     if (categories_total_charge.hasOwnProperty(k)) {
                         categories_total_charge[k] += +d[k]
                     } else {
-                        categories_total_charge[k] = d[k]
+                        categories_total_charge[k] = +d[k]
                     }
                 }
             )
@@ -384,7 +384,7 @@ function build_chart(div_selector, data_url, entity_name, category_type) {
             .attr("transform", "rotate(-90)")
             .attr("y", -margin.left + 40)
             .attr("x", -margin.top - 70)
-            .text("Charge (% ETP)");
+            .text("Charge en ETP");
 
         //
         // Write chart Title
--
libgit2 0.21.2