Resistant_to	Challenged_with	Treatment	Extinct_populations
car	gen	strong	0
car	gen	mild	0
car	gen	strong+constrained	0
car	gen	mild+constrained	0
gen	car	strong	1
gen	car	mild	0
gen	car	strong+constrained	6
gen	car	mild+constrained	0
pit	str	strong	6
pit	str	mild	0
pit	str	strong+constrained	6
pit	str	mild+constrained	5
str	pit	strong	4
str	pit	mild	2
str	pit	strong+constrained	6
str	pit	mild+constrained	4