diff --git a/run_zam347.py b/run_zam347.py
index 9fbb728d041326be093c402816ab53c96658fdf2..1e140f48188a6df7207e04d048f38d9701c69d4b 100644
--- a/run_zam347.py
+++ b/run_zam347.py
@@ -20,7 +20,7 @@ def load_stations():
         filename = 'German_background_stations.json'
         with open(filename, 'r') as jfile:
             stations = json.load(jfile)
-            logging.info(f"load station IDs from file: {filename}")
+            logging.info(f"load station IDs from file: {filename} ({len(stations)} stations)")
             # stations.remove('DEUB042')
     except FileNotFoundError:
         stations = ['DEBW107', 'DEBY081', 'DEBW013', 'DEBW076', 'DEBW087', 'DEBW001']