Slurm cluster usage per group

$ sreport cluster AccountUtilizationByUser accounts=swanson start=1/1/17 end=12/31/17 -t Hour
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Cluster/Account/User Utilization 2017-01-01T00:00:00 - 2017-12-30T23:59:59 (31449600 secs)
Use reported in TRES Hours
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  Cluster         Account     Login     Proper Name       Used   Energy
--------- --------------- --------- --------------- ---------- --------

Updated: