0 0 RESERVED
1 1 BALLOON BURST
2 2 BALLOON FORCED DOWN BY ICING
3 3 LEAKING OR FLOATING BALLOON
4 4 WEAK OR FADING SIGNAL
5 5 BATTERY FAILURE
6 6 GROUND EQUIPMENT FAILURE
7 7 SIGNAL INTERFERENCE
8 8 RADIOSONDE FAILURE
9 9 EXCESSIVE MISSING DATA FRAMES
10 10 RESERVED
11 11 EXCESSIVE MISSING TEMPERATURE
12 12 EXCESSIVE MISSING PRESSURE
13 13 USER TERMINATED
30 30 OTHER
31 31 MISSING VALUE
