Elapsed time [s]	Numeric value	Description [NONE,NAK,PENDING,ACK]
0.000	3	ACK
20.720	2	PENDING
20.720	3	ACK
2515.804	2	PENDING
2515.804	3	ACK
2515.814	2	PENDING
2515.814	3	ACK
2551.554	2	PENDING
2551.554	3	ACK