root@dancer:/sys/kernel/debug/ieee80211/phy0/ath9k# cat xmit
                            BE         BK        VI        VO

MPDUs Queued:               23        217      1995       512
MPDUs Completed:            58        233      1994       574
MPDUs XRetried:              7          0         3         0
Aggregates:             201788       2659     34497         0
AMPDUs Queued HW:            0          0         0         0
AMPDUs Queued SW:            0          0         0         0
AMPDUs Completed:      1098389       7050     14967         0
AMPDUs Retried:          84068      30114    472181         0
AMPDUs XRetried:            20       1572     22838         0
TXERR Filtered:              0          0         0         0
FIFO Underrun:               0          0         0         0
TXOP Exceeded:               0          0         0         0
TXTIMER Expiry:              0          0         0         0
DESC CFG Error:              0          0         0         0
DATA Underrun:               0          0         0         0
DELIM Underrun:              0          0         0         0
TX-Pkts-All:           1098474       8855     39802       574
TX-Bytes-All:       1349446010     874952   4467333     21395
HW-put-tx-buf:               6          6         4        38
HW-tx-start:            392676       9969     51756       574
HW-tx-proc-desc:        392673       9960     51752       574
TX-Failed:                   0          0         0         0