garment factory produced 120,000 sets, 180,000 sets, 140,000 sets and 160,000 sets of garments in the four quarters of last year. How many sets of garments were produced per month on average last year?
某服装厂，去年四个季度生产服装分别为12万套、18万套、14万套和16万套，去年平均每月生产服装多少套？
<gadget id="calculator">60 / 12</gadget>
<output>5</output>

<gadget id="calculator">5 * 10_000</gadget>
<output>50_000</output>

<result>50_000</result>