diff --git a/src/libsysprof-gtk/sysprof-normalized-series.c b/src/libsysprof-gtk/sysprof-normalized-series.c
index 41689757..feba9973 100644
--- a/src/libsysprof-gtk/sysprof-normalized-series.c
+++ b/src/libsysprof-gtk/sysprof-normalized-series.c
@@ -475,3 +475,17 @@ sysprof_normalized_series_set_series (SysprofNormalizedSeries *self,
       sysprof_series_set_model (SYSPROF_SERIES (self), G_LIST_MODEL (series));
     }
 }
+
+const float *
+sysprof_normalized_series_get_values (SysprofNormalizedSeries *self,
+                                      guint                   *n_values)
+{
+  g_return_val_if_fail (SYSPROF_IS_NORMALIZED_SERIES (self), NULL);
+
+  if (self->values == NULL || self->values->len == 0)
+    return NULL;
+
+  *n_values = self->values->len;
+
+  return &g_array_index (self->values, float, 0);
+}
diff --git a/src/libsysprof-gtk/sysprof-normalized-series.h b/src/libsysprof-gtk/sysprof-normalized-series.h
index e6c3fc37..c511abb7 100644
--- a/src/libsysprof-gtk/sysprof-normalized-series.h
+++ b/src/libsysprof-gtk/sysprof-normalized-series.h
@@ -59,5 +59,8 @@ void           sysprof_normalized_series_set_series     (SysprofNormalizedSeries
 SYSPROF_AVAILABLE_IN_ALL
 float          sysprof_normalized_series_value_at       (SysprofNormalizedSeries *self,
                                                          guint                    position);
+SYSPROF_AVAILABLE_IN_ALL
+const float   *sysprof_normalized_series_get_values     (SysprofNormalizedSeries *self,
+                                                         guint                   *n_values);
 
 G_END_DECLS