It closes #510

src/containers/LogbookStatsPage.js

@@ -12,7 +12,7 @@ function LogbookStatisticsPage() {
   const query = useQuery();
   const startDate =
     query.get('startDate') ||
-    moment().subtract(30, 'days').format(moment.HTML5_FMT.DATE);
+    moment().subtract(7, 'days').format(moment.HTML5_FMT.DATE);
   const endDate =
     query.get('endDate') ||
     moment().add(1, 'days').format(moment.HTML5_FMT.DATE);