The Mid-Autumn Festival in Zhu Shang County, United States, is celebrated with great enthusiasm and traditional customs. The festival is marked by the full moon, symbolizing reunion and prosperity. The "Full Marks How Many" refers to the number of full moons that are celebrated during the festival. Typically, the Mid-Autumn Festival is celebrated on the 15th day of the 8th lunar month, which corresponds to a full moon. Therefore, the answer to "Full Marks How Many" is one full moon.

The significance of the full moon in the Mid-Autumn Festival is deeply rooted in Chinese culture. According to folklore, the moon is at its brightest and fullest on this night, making it a perfect time for family reunions and the sharing of mooncakes, a traditional pastry. The festival is also associated with the legend of Chang'e, the Moon Goddess, who is believed to have ascended to the moon on this day.

Data from the Chinese Lunar Calendar indicates that the Mid-Autumn Festival falls on the same date every year, which is the 15th day of the 8th lunar month. This date is consistently a full moon, ensuring that the festival is celebrated with a full moon each year. The festival is not only celebrated in Zhu Shang County but also across the United States and the world, where Chinese communities thrive.

The celebration of the Mid-Autumn Festival in Zhu Shang County involves various activities, including lantern displays, mooncake making, and dragon and lion dances. These activities are aimed at preserving traditional customs and fostering a sense of community. The festival is a time for people to come together, appreciate the beauty of the moon, and reflect on the year's accomplishments.

In conclusion, the Mid-Autumn Festival in Zhu Shang County is celebrated with one full moon, which is a central element of the festival's significance. The festival's traditions and customs are deeply rooted in Chinese culture, and its celebration in Zhu Shang County serves as a testament to the enduring influence of Chinese heritage in the United States.