{
"blocks" : 773,
"currentblocksize" : 1000,
"currentblocktx" : 0,
"difficulty" : 0.00100505,
"errors" : "",
"genproclimit" : -1,
"networkhashps" : 21923,
"pooledtx" : 0,
"testnet" : false,
"chain" : "main",
"generate" : false,
"hashespersec" : 237
}

just for future ref.
"networkhashps" : 21923,