A TV factory produced 1,800 TVs in the first quarter of last year, 1,600 in the second quarter, and 200 more in the third quarter than in the first quarter. How many TVs are produced per month on average?
某电视机厂去年第一季度生产电视机1800台，第二季度生产1600台，第三季度比第一季度多生产200台，平均每月生产电视机多少台？
<gadget id="calculator">1_800 + 200</gadget>
<output>2_000</output>

<gadget id="calculator">1_800 + 1_600 + 2_000</gadget>
<output>5_400</output>

<gadget id="calculator">3 * 3</gadget>
<output>9</output>

<gadget id="calculator">5_400 / 9</gadget>
<output>600</output>

<result>600</result>