Elapsed time [s]	Numeric value	Description [NONE,NAK,PENDING,ACK]
0.000	3	ACK
21.860	2	PENDING
21.860	3	ACK
3952.052	3	ACK
3968.202	2	PENDING
3968.202	3	ACK
3968.212	2	PENDING
3968.212	3	ACK
4005.952	2	PENDING
4005.952	3	ACK