diff --git a/commons-numbers-examples/examples-jmh/src/main/java/org/apache/commons/numbers/examples/jmh/complex/SinCosPerformance.java b/commons-numbers-examples/examples-jmh/src/main/java/org/apache/commons/numbers/examples/jmh/complex/SinCosPerformance.java
index 778b7cb..d9e0bfa 100644
--- a/commons-numbers-examples/examples-jmh/src/main/java/org/apache/commons/numbers/examples/jmh/complex/SinCosPerformance.java
+++ b/commons-numbers-examples/examples-jmh/src/main/java/org/apache/commons/numbers/examples/jmh/complex/SinCosPerformance.java
@@ -90,7 +90,7 @@
         /**
          * The type of the data.
          */
-        @Param({"pi", "random", "edge"})
+        @Param({"pi", "pi/2", "random", "edge"})
         private String type;
 
         /**
@@ -127,6 +127,8 @@
             DoubleSupplier generator;
             if ("pi".equals(type)) {
                 generator = () -> rng.nextDouble() * 2 * Math.PI - Math.PI;
+            } else if ("pi/2".equals(type)) {
+                generator = () -> rng.nextDouble() * Math.PI - Math.PI / 2;
             } else if ("random".equals(type)) {
                 generator = () -> createRandomNumber(rng);
             } else if ("edge".equals(type)) {