How much is a flat foot of calligraphy in Shen Peng?

The price of Shen Peng's works should be around 10000 square feet. The following are the auction records of July 20 10, with 28,000 letters, 2 1990 Beijing handed down calligraphy, 60,000 Beijing handed down calligraphy, 50,000 calligraphy mirrors and 60 4 1987 Beijing Poly handed down calligraphy mirrors. 000 Beijing Poly 5 Calligraphy Vertical Axis180,000 Shanghai Wanlong 6 Calligraphy Mirror Center120,000 Shanghai Wanlong 7 Shen Peng 2009 Works Calligraphy Mirror Center 80,000 Pacific 8 Calligraphy Vertical Axis 20,000 Pacific 9 Calligraphy Mirror Center 23,000 Henan Di Chin10/9965438+.