diff --git a/cpu_pinning_analysis/tests/data/unpinned_latencies.json b/cpu_pinning_analysis/tests/data/unpinned_latencies.json
new file mode 100644
index 0000000..9e8d0b0
--- /dev/null
+++ b/cpu_pinning_analysis/tests/data/unpinned_latencies.json
@@ -0,0 +1,13 @@
+{
+  "P95": 42.3,
+  "P99": 75.8,
+  "histogram": {
+    "0-10": 5,
+    "10-20": 15,
+    "20-30": 25,
+    "30-40": 30,
+    "40-50": 20,
+    "50-70": 10,
+    "70-100": 8
+  }
+}
\ No newline at end of file