diff --git a/src/ipa/libipa/histogram.cpp b/src/ipa/libipa/histogram.cpp
index 5fbfadf5e..10e44b54a 100644
--- a/src/ipa/libipa/histogram.cpp
+++ b/src/ipa/libipa/histogram.cpp
@@ -62,6 +62,12 @@ Histogram::Histogram(Span<const uint32_t> data)
  * \return Number of bins
  */
 
+/**
+ * \fn Histogram::data()
+ * \brief Retrieve the internal data
+ * \return The data
+ */
+
 /**
  * \fn Histogram::total()
  * \brief Retrieve the total number of values in the data set
diff --git a/src/ipa/libipa/histogram.h b/src/ipa/libipa/histogram.h
index 6fd641683..a926002c8 100644
--- a/src/ipa/libipa/histogram.h
+++ b/src/ipa/libipa/histogram.h
@@ -36,6 +36,7 @@ public:
 	}
 
 	size_t bins() const { return cumulative_.size() - 1; }
+	const Span<const uint64_t> data() const { return cumulative_; }
 	uint64_t total() const { return cumulative_[cumulative_.size() - 1]; }
 	uint64_t cumulativeFrequency(double bin) const;
 	double quantile(double q, uint32_t first = 0, uint32_t last = UINT_MAX) const;