From b3df572f31d6bf2ff83b89449b262bd50f7055a8 Mon Sep 17 00:00:00 2001
From: Damien Elmes <gpg@ankiweb.net>
Date: Wed, 5 Aug 2020 15:25:56 +1000
Subject: [PATCH] skip missing datapoints in hour graph

---
 ts/src/stats/hours.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ts/src/stats/hours.ts b/ts/src/stats/hours.ts
index e56137f13..090367d35 100644
--- a/ts/src/stats/hours.ts
+++ b/ts/src/stats/hours.ts
@@ -156,6 +156,7 @@ export function renderHours(
             "d",
             area<Hour>()
                 .curve(curveBasis)
+                .defined((d) => d.totalCount > 0)
                 .x((d: Hour) => {
                     return x(d.hour.toString())! + x.bandwidth() / 2;
                 })