diff --git a/backend/index.js b/backend/index.js
index 17e4ad0..2356538 100644
--- a/backend/index.js
+++ b/backend/index.js
@@ -32,6 +32,7 @@ var sessionStore = new MySQLStore({
 
 const mockDataDay = require('./mockdata-test/day.json');
 const mockDataWeek = require('./mockdata-test/week.json');
+//const mockDataMonth = require('./mockdata-test/month.json');
 var resourceList;
 const saltRounds = 13;
 
@@ -241,6 +242,35 @@ app.get('/API/week', function (req, res) {
         return res.status(status.BAD_REQUEST).send("invalid data provided");
 });
 
+app.get('/API/month', function (req, res) {
+    const kind = parseInt(req.query.kind);
+    if (Number.isInteger(kind)) {
+        //Mock Data:
+        //if (kind === -1 || DEBUG) return res.send(mockDataMonth);
+
+        if (kind >= 1 && kind <= 113) {
+            var day = new Date();
+            var querying = "";
+            for (let i = 0; i < 30; i++) {
+                let currentday = day.toMysqlFormat().split(" ")[0];
+                querying += `SELECT "${currentday}" as id,kind,quality,AVG(price) FROM marketv2 WHERE kind = 1 AND TIME >= "${currentday} 00:00:00" AND TIME <= "${currentday} 23:59:59" GROUP BY kind,quality ${i === 29 ? "" : "UNION"} `;
+                day.setDate(day.getDate() - 1);
+            }
+            connection.query(querying, function (error, results, fields) {
+                if (error) {
+                    return res.status(status.INTERNAL_SERVER_ERROR).send("database connection failed");
+                }
+                return res.send(results);
+            });
+        }
+        else
+            return res.status(status.BAD_REQUEST).send("invalid data range provided");
+
+    }
+    else
+        return res.status(status.BAD_REQUEST).send("invalid data provided");
+});
+
 app.get('/API/resourcelist', function (req, res) {
     return res.send(resourceList);
 });
diff --git a/backend/mockdata-test/month.json b/backend/mockdata-test/month.json
new file mode 100644
index 0000000..e69de29