The details of each year are as follows:
1, 80 years: refined coins were not produced, only a small number of ordinary coins were produced, about 20,000 sets, and the market price was around 600 yuan. The circulation of 80-year Great Wall coins in bulk is slightly less than 8 1 and 85 years, and the price of a full set of 4 pieces is around 25 yuan.
2.8 1 year: a total of 23,400 sets of refined coins were produced at the market price of 1500 yuan. There are also a small number of common currency sets, the number of which is unknown. 8 1 is one of the years with the largest circulation in the Great Wall series of ordinary coins, and the price of a full set of four pieces is around 20 yuan;
3. In1982, ordinary coins were not issued, but only 20,000 sets of refined coins were produced, and the market price was about 1 100 yuan;
4. A total of 20,000 sets of refined coins were produced in1983, and the market price was 800 yuan. There are also a small number of common currency sets, the number of which is unknown. 1983 At least one batch of Great Wall series ordinary coins was issued, and the price of a full set of four coins was around 35 yuan.
5. No ordinary coins were issued in1984, only 5,750 sets of refined coins were produced, and the market price was about 1.200 yuan;
6. A total of 4,825 sets of refined coins were produced in1985, and the market price was 2,500 yuan. However, except for the 85th edition, the circulation of ordinary coins in 1985 is relatively large, and the total value of 1 yuan, 5 jiao and 1 jiao is only a dozen yuan.
7. 1986 did not issue ordinary coins, but only produced 660 sets of refined coins, which is extremely rare, and the market price exceeded 30,000 yuan.
Five points in 29 years should be a common variety with little value.