why hashrate is so small? I though it would flactuate somewhere arround 10-20PH

{
"hashrate1m": "9.39T",
 "hashrate5m": "1.14P",
 "hashrate1hr": "12P",
 "hashrate1d": "1.48P",
 "hashrate7d": "221T",
 "lastshare": 1658746679,
 "workers": 10,
 "shares": 31420000000,
 "bestshare": 16521259623.48242,
 "bestever": 16521259623,
 "worker": [