Number of datagram bytes sent (LBT-RM, LBT-RU, LBT-IPC, LBT-RDMA).

- n (Int32)
- Statistics set index

Number of datagram bytes sent, i.e., the total of lengths of all
packets including UM header information.

Includes the total length of all transport packets,
including UM header information.
This method returns a value from the nth set of statistics
encapsulated within this object.