Elapsed time [s]	Numeric value	Description [NONE,NAK,PENDING,ACK]
0.000	3	ACK
21.210	2	PENDING
21.210	3	ACK
21171.614	3	ACK
21188.874	2	PENDING
21188.874	3	ACK
21188.884	2	PENDING
21188.884	3	ACK
21224.616	2	PENDING
21224.616	3	ACK