diff --git a/log_analysis/tests/data/sample_run2.csv b/log_analysis/tests/data/sample_run2.csv
new file mode 100644
index 0000000..47d8a2c
--- /dev/null
+++ b/log_analysis/tests/data/sample_run2.csv
@@ -0,0 +1,6 @@
+timestamp,run_id,policy_hash,warn_rate,unknown_rate,t_index_visible,t_gate_read,pinned_status
+2024-04-10T10:00:00,run2,hash_abc123,0.04,0.01,1.0,3.2,unpinned
+2024-04-10T10:05:00,run2,hash_abc123,0.05,0.01,1.2,3.5,unpinned
+2024-04-10T10:10:00,run2,hash_abc123,0.06,0.02,1.4,3.6,unpinned
+2024-04-10T10:15:00,run2,hash_abc123,0.07,0.02,1.3,3.7,unpinned
+2024-04-10T10:20:00,run2,hash_abc123,0.08,0.02,1.5,3.9,unpinned
\ No newline at end of file