diff --git a/src/xdocs/config_metrics.xml b/src/xdocs/config_metrics.xml
index 8860e2a06..1b46d0b8d 100644
--- a/src/xdocs/config_metrics.xml
+++ b/src/xdocs/config_metrics.xml
@@ -518,13 +518,13 @@ class SwitchExample {
 
         <table>
         <thead><tr><th>Structure</th><th> Complexity expression </th></tr></thead>
-        <tr><td>if</td><td>NP((if-range))+NP((expr))+1</td></tr>
-        <tr><td>if-else</td><td>NP((if-range))+NP((else-range))+NP((expr))</td></tr>
-        <tr><td>while</td><td>NP((while-range))+NP((expr))+1</td></tr>
-        <tr><td>do while</td><td>NP((do-range))+NP((expr))+1</td></tr>
-        <tr><td>for</td><td>NP((for-range))+NP((exprl))+NP((expr2))+NP((expr3))+1</td></tr>
-        <tr><td>switch</td><td>NP((expr))+ S(i=1:i=n)NP((case-range(i)))+ NP((default-range))</td></tr>
-        <tr><td>?</td><td>NP((exprl))+NP((expr2))+NP((expr3))+2</td></tr>
+        <tr><td>if</td><td>NP(if-range) + NP(expr) + 1</td></tr>
+        <tr><td>if-else</td><td>NP(if-range) + NP(else-range) + NP(expr)</td></tr>
+        <tr><td>while</td><td>NP(while-range) + NP(expr) + 1</td></tr>
+        <tr><td>do while</td><td>NP(do-range) + NP(expr) + 1</td></tr>
+        <tr><td>for</td><td>NP(for-range) + NP(exprl) + NP(expr2) + NP(expr3) + 1</td></tr>
+        <tr><td>switch</td><td>NP(expr) + S(i=1:i=n)NP(case-range(i)) + NP(default-range)</td></tr>
+        <tr><td>?</td><td>NP(expr1) + NP(expr2) + NP(expr3) + 2</td></tr>
         <tr><td>goto label</td><td>1</td></tr>
         <tr><td>break</td><td>1</td></tr>
         <tr><td>Expressions</td><td>Number of &amp;&amp; and || operators in expression</td></tr>
@@ -532,7 +532,7 @@ class SwitchExample {
         <tr><td>return</td><td>1</td></tr>
         <tr><td>sequential</td><td>1</td></tr>
         <tr><td>Function call</td><td>1</td></tr>
-        <tr><td>C function</td><td>P(i=1:i=N) NP(Statement(i))</td></tr>
+        <tr><td>C function</td><td>P(i=1:i=N)NP(Statement(i))</td></tr>
         </table>
 
         <p>