Property talk:P4442

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mean age
mean age in a given place

Description	mean age in a given place; qualify with P585
Represents	average age (Q1267177)
Has quality	mean (Q2796622)
Data type	Quantity
Template parameter	none
Domain	countries, municipalities, settlements, ... (note: this should be moved to the property statements)
Allowed values	0-150 (note: this should be moved to the property statements)
Allowed units	According to this template: year (Q577) According to statements in the property: annum (Q1092296) or not applicable When possible, data should only be stored as statements
Example	According to this template: Prague (Q1085) → 42.0 According to statements in the property: West Midlands (Q23124) → 39.3 annum When possible, data should only be stored as statements
Source	various databases, eg. Czech Statistical Bureau (note: this information should be moved to a property statement; use property source website for the property (P1896))
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Chart by item creation date Minimum and maximum Items with highest numeric value Items with lowest numeric value User:Laboramus/Units/P4442 (Units used) Database reports/Constraint violations/P4442 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 8,031 Main statement 8,004 99.7% of uses Qualifier 27 0.3% of uses

[create Create a translatable help page (preferably in English) for this property to be included here]

Required qualifier “point in time (P585)”: this property should be used with the listed qualifier. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P4442#mandatory qualifier, SPARQL

Scope is as main value (Q54828448): the property must be used by specified way only (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P4442#Scope, SPARQL

Units: “annum (Q1092296), novalue”: value unit must be one of listed. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P4442#Units

Required qualifier “determination method or standard (P459)”: this property should be used with the listed qualifier. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P4442#mandatory qualifier, SPARQL

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P4442#Entity types