diff --git a/src/main/rust/src/models/station_measurements.rs b/src/main/rust/src/models/station_measurements.rs
index 5c89597..7312ccd 100644
--- a/src/main/rust/src/models/station_measurements.rs
+++ b/src/main/rust/src/models/station_measurements.rs
@@ -26,9 +26,12 @@ impl StationMeasurements {
 
 impl Display for StationMeasurements {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        let min = self.min as f64 / 10.0;
-        let max = self.max as f64 / 10.0;
+        let min_pre = self.min / 10;
+        let min_suf = (self.min % 10).abs();
+        let max_pre = self.max / 10;
+        let max_suf = (self.max % 10).abs();
+        // casting here is faster
         let avg = (self.sum as f64 / self.count as f64) / 10.0;
-        write!(f, "{min}/{avg:.1}/{max}")
+        write!(f, "{min_pre}.{min_suf}/{avg:.1}/{max_pre}.{max_suf}")
     }
 }