Sex	Country of birth	Average number	Total
Both sexes	Total	Average	3.15
Both sexes	Total	Standard deviation	12.10
Both sexes	Spain	Average	3.25
Both sexes	Spain	Standard deviation	12.58
Both sexes	Abroad	Average	2.41
Both sexes	Abroad	Standard deviation	7.46
Male	Total	Average	2.90
Male	Total	Standard deviation	9.55
Male	Spain	Average	2.89
Male	Spain	Standard deviation	9.44
Male	Abroad	Average	2.94
Male	Abroad	Standard deviation	10.27
Female	Total	Average	3.37
Female	Total	Standard deviation	13.98
Female	Spain	Average	3.56
Female	Spain	Standard deviation	14.79
Female	Abroad	Average	1.87
Female	Abroad	Standard deviation	1.92