Xuyang Primary School was established on June 6, 1978. How many years has it been since June 6, 2008?
旭阳小学是1978年6月6日成立的，到2008年6月6日时成立了多少周年？
<gadget id="calculator">2_008 - 1_978</gadget>
<output>30</output>

<result>30</result>