Name	Notation	Description	Types	Status
Instantaneous	1		Concept	stable
Averaged over 3 minutes or less	2		Concept	stable
Averaged over more than 3 minutes, but 6 at the most	3		Concept	stable
Averaged over more than 6 minutes, but 12 at the most	4		Concept	stable
Instantaneous	5		Concept	stable
Averaged over 3 minutes or less	6		Concept	stable
Averaged over more than 3 minutes, but 6 at the most	7		Concept	stable
Averaged over more than 6 minutes, but 12 at the most	8		Concept	stable
Vector or Doppler current profiling method not used	9		Concept	stable
1 hour or less	11		Concept	stable
More than 1 hour but 2 at the most	12		Concept	stable
More than 2 hours but 4 at the most	13		Concept	stable
More than 4 hours but 8 at the most	14		Concept	stable
More than 8 hours but 12 at the most	15		Concept	stable
More than 12 hours but 18 at the most	16		Concept	stable
More than 18 hours but 24 at the most	17		Concept	stable
Drift method not used	19		Concept	stable
Missing value	31		Concept	stable