Average lifespan = WITH LOOKUP (
	Population density,
		([(0,0)-(10,80)],(0,60),(0.2,72),(0.6,75),(0.8,60),(1,35),(1.2,20),(10,20) ))
	~	years
	~		|

Deaths=
	Population/Average lifespan
	~	people/Year
	~		|

Births per deer per year = WITH LOOKUP (
	Population density,
		([(0,0)-(10,0.1)],(0,0.04),(0.2,0.035),(0.4,0.03),(0.6,0.02),(0.8,0.015),(1,0.01),(\
		1.2,0.005),(10,0.005) ))
	~	1/Year
	~		|

Carrying capacity=
	1000
	~	people
	~		|

Population density=
	Population/Carrying capacity
	~	Dmnl
	~		|

Births=
	Births per deer per year*Population
	~	people/Year
	~		|

Population= INTEG (
	Births-Deaths,
		1000)
	~	people
	~		|

********************************************************
	.Control
********************************************************~
		Simulation Control Paramaters
	|

FINAL TIME  = 300
	~	Year
	~	The final time for the simulation.
	|

INITIAL TIME  = 0
	~	Year
	~	The initial time for the simulation.
	|

SAVEPER  = 1
	~	Year
	~	The frequency with which output is stored.
	|

TIME STEP  = 0.25
	~	Year
	~	The time step for the simulation.
	|

\\\---/// Sketch information - do not modify anything except names
V300  Do not put anything below this section - it will be ignored
*View 1
$192-192-192,0,Comic Sans MS|18||0-0-0|0-0-0|0-0-255|-1--1--1|-1--1--1|96,96,100
10,1,Population,331,39,59,30,3,3,0,4,0,0,0,0,0-0-0,192-192-192,|18||0-0-0
12,2,48,104,37,10,8,0,3,0,40,-1,0,0,0,0-0-0,0-0-0,Comic Sans MS|18||0-0-0
1,3,5,1,4,0,0,22,0,0,0,-1--1--1,,1|(228,38)|
1,4,5,2,100,0,0,22,0,0,0,-1--1--1,,1|(142,38)|
11,5,48,178,38,7,10,34,3,0,0,1,0,0,0
10,6,Births,178,66,35,18,40,3,0,40,-1,0,0,0,0-0-0,0-0-0,Comic Sans MS|18||0-0-0
12,7,48,554,37,10,8,0,3,0,40,-1,0,0,0,0-0-0,0-0-0,Comic Sans MS|18||0-0-0
1,8,10,7,4,0,0,22,0,0,0,-1--1--1,,1|(510,37)|
1,9,10,1,100,0,0,22,0,0,0,-1--1--1,,1|(426,37)|
11,10,48,470,37,7,10,34,3,0,0,1,0,0,0
10,11,Deaths,470,65,40,18,40,3,0,40,-1,0,0,0,0-0-0,0-0-0,Comic Sans MS|18||0-0-0
1,12,1,11,1,2,0,0,0,64,0,-1--1--1,,1|(428,120)|
1,13,1,6,1,1,0,0,0,64,0,-1--1--1,,1|(259,114)|
10,14,Births per deer per year,162,168,85,32,8,3,1,0,0,0,0,0
10,15,Average lifespan,520,149,56,31,8,3,2,40,0,0,0,0,0-0-0,0-0-0,Comic Sans MS|18||0-0-0
1,16,14,6,1,1,0,0,0,64,0,-1--1--1,,1|(156,127)|
1,17,15,11,1,2,0,0,0,64,0,-1--1--1,,1|(519,110)|
10,18,Population density,348,204,61,31,8,3,3,0,0,0,0,0
10,19,Carrying capacity,280,290,54,32,8,3,3,2,0,0,0,0,0-0-0,0-0-0,|18||255-0-0
1,20,18,15,1,3,0,0,0,64,0,-1--1--1,,1|(470,212)|
1,21,19,18,1,3,0,0,0,64,0,-1--1--1,,1|(331,257)|
1,22,1,18,1,3,0,0,0,64,0,-1--1--1,,1|(321,111)|
12,23,0,246,84,18,17,8,4,1,18,-1,0,0,0,0-0-0,0-0-0,|18|B|0-128-0
(R)
12,24,0,400,85,18,17,8,4,2,18,-1,0,0,0,0-0-0,0-0-0,|18|B|0-128-0
(B)
12,25,0,414,165,18,17,8,4,3,18,-1,0,0,0,0-0-0,0-0-0,|18|B|0-128-0
(B)
1,26,18,14,1,0,0,0,0,64,0,-1--1--1,,1|(237,211)|
///---\\\
:GRAPH POPULATION,_BIRTHS,_AND_
:TITLE Population, births, and deaths
:WIP
:X-DIV 6
:MAX-POINTS 2000
:SCALE
:VAR Population
:Y-MIN 0
:Y-MAX 6000
:LINE-WIDTH 2
:SCALE
:VAR Births
:Y-MIN 0
:Y-MAX 200
:LINE-WIDTH 2
:VAR Deaths
:LINE-WIDTH 2
:SCALE
:VAR Average lifespan
:Y-MIN 0
:Y-MAX 80
:LINE-WIDTH 2
:L<%^E!@
9:run2
22:transaction,transactions
22:year,years
15:0,0,0,0,0,0
19:100,0
27:2,
5:Population
24:0
25:0
26:0