From e257912a90e96bb4b097f61b67e94e546b640eb9 Mon Sep 17 00:00:00 2001
From: Philip Durbin <philip_durbin@harvard.edu>
Date: Sat, 4 Jun 2022 23:12:39 -0400
Subject: [PATCH] add chart for num installations over time #7

---
 js/year.js | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/js/year.js b/js/year.js
index a34cf33..e195692 100644
--- a/js/year.js
+++ b/js/year.js
@@ -24,6 +24,17 @@ fetch(url).then(function(response) {
       }
       div.innerHTML += `${key} ` + stars + ` ${value.length}` + '\n';
     }
+    div.innerHTML += '\n';
+    div.innerHTML += 'Dataverse Installations by Over Time\n';
+    let runningTotal = 0;
+    for (const [year, installations] of Object.entries(byYear)) {
+      runningTotal += installations.length;
+      let stars = '';
+      for (let i = 0; i < runningTotal; i++) {
+        stars += '*';
+      }
+      div.innerHTML += `${year} ${stars} ${runningTotal}\n`;
+    }
     if (byYear['????'].length > 0) {
       div.innerHTML += '\nInstallations with Unknown Launch Year\n';
       for (const unknown of byYear['????']) {