Table 2.

Number of valid data points (out of 100) for mean cognitive level calculation

Simulation	s	Producers (GCM)	Scroungers (GCM)	Producers (SCM)	Scroungers (SCM)
Pure strategy, with cost	0.25	100	100	100	86
	0.5	100	100	100	62
	1.5	100	98	100	16
Pure strategy, no cost	0.25	100	100	100	75
	0.5	100	100	100	45
	1.5	100	94	100	15
Mixed strategy, with cost	0.25	99	21	100	39
	0.5	100	18	98	44
	1.5	99	19	97	21

A data point was excluded if the frequency of the social foraging strategy allele was 0 in one generation or more, between generations 9901 and 10000.