Each rule grants or denies privileges. Rules are checked in the order in
which they are specified in the ``update-policy`` statement. Once a
message has successfully matched a rule, the operation is immediately
-granted or denied, and no further rules are examined. There are 13 types
+granted or denied, and no further rules are examined. There are 16 types
of rules; the rule type is specified by the ``ruletype`` field, and the
interpretation of other fields varies depending on the rule type.