diff --git a/contrib/unbound_munin_ b/contrib/unbound_munin_
index 6956d09a4..d4660f4b4 100755
--- a/contrib/unbound_munin_
+++ b/contrib/unbound_munin_
@@ -97,6 +97,7 @@ BSD
 
 . ${MUNIN_LIBDIR}/plugins/plugin.sh
 state="${MUNIN_PLUGSTATE}/unbound.state"
+seentags="${MUNIN_PLUGSTATE}/unbound-seentags.state"
 conf=${unbound_conf:-/usr/local/etc/unbound/unbound.conf}
 ctrl=${unbound_control:-/usr/local/sbin/unbound-control}
 warn=${spoof_warn:-1000}
@@ -119,6 +120,18 @@ get_value ( ) {
 	fi
 }
 
+# Update list of seen query types etc to seentags file. This is run while
+# holding the lock, after the state file is updated.
+update_seentags() {
+    tmplist="$(cat ${seentags} 2> /dev/null)
+num.query.type.A
+num.query.class.IN
+num.query.opcode.QUERY
+num.answer.rcode.NOERROR
+"
+    (echo "${tmplist}"; grep ^num ${state} | sed -e 's/=.*//') | sort -u > ${seentags}
+}
+
 # download the state from the unbound server.
 get_state ( ) {
 	# obtain lock for fetching the state
@@ -166,6 +179,7 @@ get_state ( ) {
 		rm -f $lock
 		exit 1
 	fi
+	update_seentags
 	rm -f $lock
 }
 
@@ -282,8 +296,7 @@ if test "$1" = "config" ; then
 		echo "graph_vlabel queries / \${graph_period}"
 		echo "graph_scale no"
 		echo "graph_category DNS"
-		for x in `grep "^num.query.type" $state`; do
-			nm=`echo $x | sed -e 's/=.*$//'`
+		for nm in `grep "^num.query.type" $seentags`; do
 			tp=`echo $nm | sed -e s/num.query.type.//`
 			p_config "$nm" "$tp" "ABSOLUTE"
 		done
@@ -295,8 +308,7 @@ if test "$1" = "config" ; then
 		echo "graph_vlabel queries / \${graph_period}"
 		echo "graph_scale no"
 		echo "graph_category DNS"
-		for x in `grep "^num.query.class" $state`; do
-			nm=`echo $x | sed -e 's/=.*$//'`
+		for nm in `grep "^num.query.class" $seentags`; do
 			tp=`echo $nm | sed -e s/num.query.class.//`
 			p_config "$nm" "$tp" "ABSOLUTE"
 		done
@@ -308,8 +320,7 @@ if test "$1" = "config" ; then
 		echo "graph_vlabel queries / \${graph_period}"
 		echo "graph_scale no"
 		echo "graph_category DNS"
-		for x in `grep "^num.query.opcode" $state`; do
-			nm=`echo $x | sed -e 's/=.*$//'`
+		for nm in `grep "^num.query.opcode" $seentags`; do
 			tp=`echo $nm | sed -e s/num.query.opcode.//`
 			p_config "$nm" "$tp" "ABSOLUTE"
 		done
@@ -321,8 +332,7 @@ if test "$1" = "config" ; then
 		echo "graph_vlabel answer packets / \${graph_period}"
 		echo "graph_scale no"
 		echo "graph_category DNS"
-		for x in `grep "^num.answer.rcode" $state`; do
-			nm=`echo $x | sed -e 's/=.*$//'`
+		for nm in `grep "^num.answer.rcode" $seentags`; do
 			tp=`echo $nm | sed -e s/num.answer.rcode.//`
 			p_config "$nm" "$tp" "ABSOLUTE"
 		done
@@ -465,27 +475,23 @@ memory)
 	done
 	;;
 by_type)
-	for x in `grep "^num.query.type" $state`; do
-		nm=`echo $x | sed -e 's/=.*$//'`
-		print_value_line $nm $x
+	for nm in `grep "^num.query.type" $seentags`; do
+		print_value $nm
 	done
 	;;
 by_class)
-	for x in `grep "^num.query.class" $state`; do
-		nm=`echo $x | sed -e 's/=.*$//'`
-		print_value_line $nm $x
+	for nm in `grep "^num.query.class" $seentags`; do
+		print_value $nm
 	done
 	;;
 by_opcode)
-	for x in `grep "^num.query.opcode" $state`; do
-		nm=`echo $x | sed -e 's/=.*$//'`
-		print_value_line $nm $x
+	for nm in `grep "^num.query.opcode" $seentags`; do
+		print_value $nm
 	done
 	;;
 by_rcode)
-	for x in `grep "^num.answer.rcode" $state`; do
-		nm=`echo $x | sed -e 's/=.*$//'`
-		print_value_line $nm $x
+	for nm in `grep "^num.answer.rcode" $seentags`; do
+		print_value $nm $x
 	done
 	print_value "num.answer.secure"
 	print_value "num.answer.bogus"