Unity Timer

using UnityEngine;
using System.Collections;

public class Timer : MonoBehaviour
{
    float timeRemaining = 0;
    public float TimePlace1;
    public float TimePlace2;


    void Update ()
    {
        timeRemaining += Time.deltaTime;
    }
    void OnGUI(){
        if (timeRemaining > -1) {
            GUI.Label(new Rect(TimePlace1,TimePlace2,200,200), "Time: "+(int)timeRemaining);
        }
    }
}