diff --git a/speci.js b/speci.js
index 3b31dcf..e6e8f46 100644
--- a/speci.js
+++ b/speci.js
@@ -18,8 +18,9 @@ function doit() {
 
     function make_randomized(x, y) {
         let rando = (Math.random() * (2 ** 32 - 1)) | 0;
-        let buckets = 256;
-        let r = 'random' + (rando % buckets);
+        //let buckets = 256;
+        //random = rando % buckets;
+        let r = 'random' + rando;
         let o = {[r]: r};
         if (Math.random() > 0.5) {
             o.y = y;
@@ -32,7 +33,8 @@ function doit() {
     }
 
     const million = 1000 * 1000;
-    const n = 10 * million;
+    const n = 1 * million;
+    const runs = 100 * n;
 
     function bulk(filler) {
         let a = [];
@@ -64,8 +66,8 @@ function doit() {
             console.log(`run ${i+1}`);
             report(() => {
                 let sumX = 0, sumY = 0;
-                for (let i = 0; i < dataSet.length; i++) {
-                    let item = dataSet[i];
+                for (let i = 0; i < runs; i++) {
+                    let item = dataSet[i % dataSet.length];
                     sumX += item.x;
                     sumY += item.y;
                 }