diff --git a/plot_ts_per_ngl.py b/plot_ts_per_ngl.py
index b922cee7b..de056b0ed 100644
--- a/plot_ts_per_ngl.py
+++ b/plot_ts_per_ngl.py
@@ -1,19 +1,16 @@
 #!/usr/bin/env python3
 
 import sqlite3
+import numpy as np
 import matplotlib.pyplot as plt
 
 con = sqlite3.connect("llama.sqlite")
 cur = con.cursor()
 
-ts = []
+res = cur.execute("SELECT n_gpu_layers, 1000000.0*n_eval/t_eval_us FROM llama_runs ORDER BY n_gpu_layers;")
+ts = np.array(res.fetchall())
 
-for ngl in range(0, 36):
-    res = cur.execute(f"SELECT t_eval_us,n_eval FROM llama_runs WHERE n_gpu_layers={ngl};")
-    t_eval_us, n_eval = res.fetchone()
-    ts.append(n_eval * 1000000/t_eval_us)
-
-plt.plot(ts)
+plt.plot(ts[:, 0], ts[:, 1])
 plt.xlim(0, 35)
 plt.ylim(0, 130)
 plt.title("7b q4_0, 3700X, 3200 MHz dual-channel RAM, RTX 3090")