On average, Uncle Li delivers 19 express mails every working day. If calculated as 22 working days per month, how many express mails does Uncle Li deliver in total in one year?
李叔叔平均每个工作日投送19个快递邮件，如果每个月按22个工作日计算，李叔叔一年一共投递多少个快递邮件？
<gadget id="calculator">19 * 22 * 12</gadget>
<output>5_016</output>

<result>5_016</result>