Resolve error

 var express = require('express');
 var router = express.Router();
 var db = require('../lib/db');
+require('date-utils');
+
+var newDate = new Date();
 
 /* GET home page. */
 router.get('/', function(req, res, next) {
@@ -11,26 +14,39 @@ router.get('/', function(req, res, next) {
   var wsArr = new Array(); // 풍속
   var rainArr = new Array(); // 강우량
   var probArr = new Array(); // 사망 확률
+  var dataLen = 0; // 데이터 개수
   var empty = 0; // 초기값 유뮤, 0 : 자료 있음, 1 : 자료 없음
   var sql = ""; // 쿼리
   var index;
 
   // 이전 10분간 데이터 찾기
-
   sql = "SELECT * FROM weatherInfo WHERE time >= DATE_FORMAT(DATE_ADD(now(), INTERVAL -10 MINUTE), '%Y-%m-%d %H:%i:%s')";
-
   db.query(sql, function(err, rows, fields){
   if (err) {
     console.log(err);
   } else {
-        if (rows.length != 10) {
+    if (rows.length == 0) {
       empty = 1;
     } else {
-          probArr.push(rows[0].prob);
-          time.push(rows[0].time);
-          ptArr.push(rows[0].temperature);
-          wsArr.push(rows[0].wind);
-          rainArr.push(rows[0].rain);
+      dataLen = rows.length;
+      for (index = 0; index < rows.length; index++){
+        var temp = rows[index].time.getMinutesBetween(newDate);
+
+        if(temp == index){
+          probArr.push(rows[index].prob);
+          time.push(rows[index].time);
+          ptArr.push(rows[index].temperature);
+          wsArr.push(rows[index].wind);
+          rainArr.push(rows[index].rain);
+        }
+        else {
+          empty = 1;
+          break;
+        }
+      }
+
+      if (empty == 1 && probArr.length != 0)
+        empty = 0;
       }
 
       res.render('index', {
@@ -39,7 +55,8 @@ router.get('/', function(req, res, next) {
         ptArr,
         wsArr,
         rainArr,
-          probArr
+        probArr,
+        dataLen
       });
     }
   })