Table 2: Summary statistics of emigrants and nonemigrants, 1998.

Emigration from the Emigration from the US United States Social Security system Nonemigrants Emigrants Nonemigrants Emigrants Average age (years) 37.8 37.9 37.8 35.4 Average earnings (dollars) $27,696 $11,595 $27,622 $11,284 Percent men 56% 52% 56% 51% Number of observations 166,734 4,012 167,565 3,181

Source. Author's calculations from merged Detailed Earnings Records, Numident, and Master Beneficiary Record data from the Social Security Administration. Note. Universe limited to immigrants with positive earnings in 1998.