<?xml version="1.0" encoding="UTF-8"?>
<calculation>
  <average-monthly-bill type="float" nil="true"></average-monthly-bill>
  <created-at type="datetime" nil="true"></created-at>
  <natural-gas type="boolean" nil="true"></natural-gas>
  <smart-savings-datum-id type="integer" nil="true"></smart-savings-datum-id>
  <updated-at type="datetime" nil="true"></updated-at>
  <zip-code-id type="integer" nil="true"></zip-code-id>
</calculation>
