diff -Nur smeserver-mailstats-1.1.old.bz5781/root/etc/cron.d/mailstats.cron smeserver-mailstats-1.1.bz5781/root/etc/cron.d/mailstats.cron
--- smeserver-mailstats-1.1.old.bz5781/root/etc/cron.d/mailstats.cron	2012-05-26 17:09:22.000000000 +0200
+++ smeserver-mailstats-1.1.bz5781/root/etc/cron.d/mailstats.cron	2015-06-14 22:41:51.985198754 +0200
@@ -1,2 +1,2 @@
-0    0   *    *   *    root    perl /usr/bin/spamfilter-stats-7.pl /var/log/qpsmtpd/\@* /var/log/qpsmtpd/current 
+0    0   *    *   *    root   sleep $[ $RANDOM \% 3600 ];   perl /usr/bin/spamfilter-stats-7.pl /var/log/qpsmtpd/\@* /var/log/qpsmtpd/current