TABLE 3.

Mean Values of Independent Variables Used in Analysis of Undocumented Migration and Return from Four Latin American Countries

Variable	Mexico		Other Countriesa
	Mean	Standard Deviation	Mean	Standard Deviation
Demographic background
Age	34.2	12.5	34.0	12.4
Married	0.74	0.47	0.67	0.47
No. children 0–1	0.28	0.51	0.20	0.44
No. children 2–5	0.56	0.83	0.38	0.70
Socioeconomic background
Years of schooling	5.58	4.45	8.15	4.71
Occupation
Unskilled	0.64	0.48	0.47	0.50
Skilled	0.30	0.46	0.41	0.49
Owns real estate in home community	0.20	0.40	0.40	0.49
Owns business	0.04	0.20	0.17	0.38
Social capital
Parent ever U.S. migrant	0.13	0.34	0.04	0.19
Sibling ever U.S. migrant	0.26	0.44	0.15	0.36
Child ever U.S. migrant	0.08	0.28	0.04	0.20
Migratory prevalence	13.0	9.5	8.0	8.7
Migration-specific capital
Entered with tourist visa on first trip	7.7	26.7	58.9	49.2
Entered with tourist visa on later trips	6.1	23.9	72.5	44.6
Duration of first trip in months	20.6	31.1	38.4	46.7
Duration of later trips in months	20.2	36.3	42.6	56.9
Contextual factors
Community population (× 1,000)	269	392	140	318
Linewatch hours (× 1,000,000)	4.64	17.73	9.63	32.96
Deportations (× 10,000)	3.95	4.00	4.70	4.90
Access to documents (per 100)	0.22	0.20	0.18	0.20
Relative GDP per capita (ratio to U.S.)	5.3	0.51	16.9	12.6
Person-years	298,106		85,353

^aDominican Republic, Costa Rica, and Nicaragua.