2021|0|0|0
2021|1|1|9
2021|1000|1499|3
2021|1500|1999|4
2021|2|200|0
2021|2000|2499|5
2021|201|749|1
2021|2500|9000|6
2021|750|999|2
2021|9001|9999|0
