Template:Gallagher index

Gallagher Index for the {{{election}}}

Party		Votes (%)	Seats (%)	Difference	Difference squared
Total of differences squared					0
Total / 2					0
Square root of (Total / 2): Gallagher Index result					0
The Gallagher Index ranges from 0 to 100. Low indexes (close to 0) are very proportionate, high indexes (20 or greater) are very disproportionate.

Template documentationviewedithistorypurge

Usage

Creates a Gallagher index table that automatically calculates the Gallagher index based on provided vote and seat percentages.

{{Gallagher index
|election = Election name (wikilink preferred)
|side = Side for the table to float on, inputs "left" or "right" or "none" (no quotation marks)
|size = Size of table, default 70, expresses text size percentage (no % symbol)
|explanation = "no" disables the explanation of the Gallagher index at the bottom, otherwise it is enabled by default. (no quotation marks)
|color1 = First party color (templates allowed)
|party1 = First party name (wikilink preferred)
|votes1 = First party vote percentage (no % symbol)
|seats1 = First party seat percentage (no % symbol)
|color2 = Second party color
|party2 = Second party name
|votes2 = Second party vote percentage (no % symbol)
|seats2 = Second party seat percentage (no % symbol)
<!-- Continues till color10, party10, votes10 and seats10-->
}}

Parameters

Parameter	Description
|election=	The name of the election, wikilinks preferred
|side=	The side that the table will float on, inputs are "left", "right" or "none" (no quotation marks). None will position the table on the left with text wrap, like a normal wikitable.
|size=	The size of the table, as a percentage, default 70 (no % symbol)
|explanation=	Disables the explanation at the bottom with input "no", otherwise it appears by default (no quotation marks)
|party1=	The party's name, wikilinks preferred
|color1=	The party's color, templates can be used.
|votes1=	The party's percentage vote share. (No % symbol or comma decimal separator)
|seats1=	The party's percentage seat share. (No % symbol or comma decimal separator)
Parties can be numbered from 1-10

Example

Example result for the 2015 Canadian Federal Election

Gallagher Index for the 2015 Canadian federal election

Party		Votes (%)	Seats (%)	Difference	Difference squared
	Liberal	39.47%	54.44%	14.97	224.1009
	Conservatives	31.89%	29.29%	-2.6	6.76
	New Democratic	19.71%	13.02%	-6.69	44.7561
	Bloc Québecois	4.66%	2.96%	-1.7	2.89
	Green	3.45%	0.29%	-3.16	9.9856
	Other	0.82%	0.00%	-0.82	0.6724
Total of differences squared					289.165
Total / 2					144.5825
Square root of (Total / 2): Gallagher Index result					12.02
The Gallagher Index ranges from 0 to 100. Low indexes (close to 0) are very proportionate, high indexes (20 or greater) are very disproportionate.

{{Gallagher index
|election = [[2015 Canadian federal election]]
|side = right
|size = 70
|explanation = yes
|color1 = {{Canadian party colour|CA|Liberal}}
|party1 = Liberal
|votes1 = 39.47
|seats1 = 54.44
|color2 = {{Canadian party colour|CA|Conservative}}
|party2 = Conservatives
|votes2 = 31.89
|seats2 = 29.29
|color3 = {{Canadian party colour|CA|NDP}}
|party3 = New Democratic
|votes3 = 19.71
|seats3 = 13.02
|color4 = {{Canadian party colour|CA|BQ}}
|party4 = Bloc Québecois
|votes4 = 4.66
|seats4 = 2.96
|color5 = {{Canadian party colour|CA|Green}}
|party5 = Green
|votes5 = 3.45
|seats5 = 0.29
|color6 = {{Canadian party colour|CA|Others}}
|party6 = Other
|votes6 = 0.82
|seats6 = 0
|party7 = Error example
|votes7 = Values such as 2%; 2,14; text; null/blank
|seats7 = Row will not be shown for any of these values
}}

Template Data

This is the TemplateData for this template used by TemplateWizard, VisualEditor and other tools. See a monthly parameter usage report for Template:Gallagher index in articles based on its TemplateData.

TemplateData for Gallagher index

Creates a Gallagher index table using provided seat and vote percentages.

Template parameters[Edit template data]

This template prefers block formatting of parameters.

Parameter		Description	Type	Status
Float side	side	Side for the table to float on, left or right. If none, the table will be left aligned with text wrap, like a normal wikitable Suggested values left right none Example left Auto value	String	required
Election name	election	The name of the election, formatted as a wikilink Example [[2015 Canadian federal election]]	Page name	required
Table size	size	Scales the table, input is from 0-100 percent (no % sign), scales based on text size Suggested values 70 100 Default 100 Example 70	Number	optional
Explanation toggle	explanation	Toggles the explanatory paragraph at the bottom. Default enabled, "no" disables it. Suggested values yes no Default yes Example no Auto value yes	Unknown	suggested
Party 1 votes (%)	votes1	Vote percentage received by party 1 Example 10.90	Number	optional
Party 1 seats (%)	seats1	Seat percentage received by party 1 Example 10.90	Number	optional
Party 1 color	color1	Party color, as a hex value. Hex outputting templates accepted Example #00FF00	Unknown	optional
Party 1 name	party1	The name of party 1, formatted as a wikilink Example [[Australian Greens|Greens]]	Unknown	optional
Party 2 votes (%)	votes2	Vote percentage received by party 2 Example 10.90	Number	optional
Party 2 seats (%)	seats2	Seat percentage received by party 2 Example 10.90	Number	optional
Party 2 color	color2	Party color, as a hex value. Hex outputting templates accepted Example #00FF00	Unknown	optional
Part 2 name	party2	The name of party 1, formatted as a wikilink Example [[Australian Greens|Greens]]	Unknown	optional
Party 3 votes (%)	votes3	Vote percentage received by party 3 Example 10.90	Number	optional
Party 3 seats (%)	seats3	Seat percentage received by party 3 Example 10.90	Number	optional
Party 3 color	color3	Party color, as a hex value. Hex outputting templates accepted Example #00FF00	Unknown	optional
Party 3 name	party3	The name of party 1, formatted as a wikilink Example [[Australian Greens|Greens]]	Unknown	optional
Party 4 votes (%)	votes4	Vote percentage received by party 4 Example 10.90	Number	optional
Party 4 seats (%)	seats4	Seat percentage received by party 4 Example 10.90	Number	optional
Party 4 color	color4	Party color, as a hex value. Hex outputting templates accepted Example #00FF00	Unknown	optional
Party 4 name	party4	The name of party 1, formatted as a wikilink Example [[Australian Greens]]	Unknown	optional
Party 5 votes (%)	votes5	Vote percentage received by party 5 Example 10.90	Number	optional
Party 5 seats (%)	seats5	Seat percentage received by party 5 Example 10.90	Number	optional
Party 5 color	color5	Party color, as a hex value. Hex outputting templates accepted Example #00FF00	Unknown	optional
Party 5 name	party5	The name of party 1, formatted as a wikilink Example [[Australian Greens|Greens]]	Unknown	optional
Party 6 votes (%)	votes6	Vote percentage received by party 6 Example 10.90	Number	optional
Party 6 seats (%)	seats6	Seat percentage received by party 6 Example 10.90	Number	optional
Part 6 color	color6	Party color, as a hex value. Hex outputting templates accepted Example #00FF00	Unknown	optional
Party 6 name	party6	The name of party 1, formatted as a wikilink Example [[Australian Greens|Greens]]	Unknown	optional
Party 7 votes (%)	votes7	Vote percentage received by party 7 Example 10.90	Number	optional
Party 7 seats (%)	seats7	Seat percentage received by party 7 Example 10.90	Number	optional
Party 7 color	color7	Party color, as a hex value. Hex outputting templates accepted Example #00FF00	Unknown	optional
Party 7 name	party7	The name of party 1, formatted as a wikilink Example [[Australian Greens|Greens]]	Unknown	optional
Party 8 votes (%)	votes8	Vote percentage received by party 8 Example 10.90	Number	optional
Party 8 seats (%)	seats8	Seat percentage received by party 8 Example 10.90	Number	optional
Party 8 color	color8	Party color, as a hex value. Hex outputting templates accepted Example #00FF00	Unknown	optional
Party 8 name	party8	The name of party 1, formatted as a wikilink Example [[Australian Greens|Greens]]	Unknown	optional
Party 9 votes (%)	votes9	Vote percentage received by party 9 Example 10.90	Number	optional
Party 9 seats (%)	seats9	Seat percentage received by party 9 Example 10.90	Number	optional
Party 9 color	color9	Party color, as a hex value. Hex outputting templates accepted Example #00FF00	Unknown	optional
Party 9 name	party9	The name of party 1, formatted as a wikilink Example [[Australian Greens|Greens]]	Unknown	optional
Party 10 votes (%)	votes10	Vote percentage received by party 10 Example 10.90	Number	optional
Party 10 seats (%)	seats10	Seat percentage received by party 10 Example 10.90	Number	optional
Party 10 color	color10	Party color, as a hex value. Hex outputting templates accepted Example #00FF00	Unknown	optional
Party 10 name	party10	The name of party 1, formatted as a wikilink Example [[Australian Greens|Greens]]	Unknown	optional

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