Name	Notation	Description	Types	Status
No deficiency	1		Concept	stable
Observations not made regularly	2		Concept	stable
Observations not made at right time	3		Concept	stable
Observations made but not disseminated	4		Concept	stable
Observations made and sent to incorrect users	5		Concept	stable
Collection not received	6		Concept	stable
Collection transmitted late	7		Concept	stable
Collection not transmitted	8		Concept	stable
Difficulties in HF propagation and selection of suitable frequency	9		Concept	stable
Difficulties in maintenance of communication equipment at remote stations	10		Concept	stable
No alternative arrangement for routing meteorological observation	11		Concept	stable
Missing value	123		Concept	stable