minor percentage logic correction

src/stats/snap.rs

@@ -50,7 +50,11 @@ impl Snap {
             rules,
             request: Sum {
                 total: request,
-                percent: 100.0 - blocked_percent,
+                percent: if request == 0 {
+                    0.0
+                } else {
+                    100.0 - blocked_percent
+                },
             },
             blocked: Sum {
                 total: blocked,