diff --git a/measure_performance/test_data/test_HC_XXXX.xml b/measure_performance/test_data/test_HC_XXXX.xml
new file mode 100644
index 0000000..aacfffc
--- /dev/null
+++ b/measure_performance/test_data/test_HC_XXXX.xml
@@ -0,0 +1,10 @@
+<AddressCollection>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>2333</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>85</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>284</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>27</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>7326</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>66</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>992</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>88</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>076</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>23</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>026</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>74</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>0853</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>12</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>0676</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>11</USPSBoxID></AddressString>
+</AddressCollection>
diff --git a/training/HC_XXXX.xml b/training/HC_XXXX.xml
new file mode 100644
index 0000000..0fb91f9
--- /dev/null
+++ b/training/HC_XXXX.xml
@@ -0,0 +1,16 @@
+<AddressCollection>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>0903</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>62</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>9321</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>65</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>2800</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>87</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>6254</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>43</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>095</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>23</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>0212</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>84</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>021</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>52</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>066</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>87</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>043</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>22</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>994</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>87</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>8440</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>69</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>0555</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>99</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>0956</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>32</USPSBoxID></AddressString>
+  <AddressString><USPSBoxGroupType>HC</USPSBoxGroupType> <USPSBoxGroupID>267</USPSBoxGroupID> <USPSBoxType>Box</USPSBoxType> <USPSBoxID>22</USPSBoxID></AddressString>
+</AddressCollection>