Table A1.
Legal and illegal US migration from Mexico and political and policy indicators, 1955–2009
| Year | Legal migrants (1) | Temporary migrants (2) | Estimated illegal migrants (3) | Apprehensions (4) | Deportations (5) | border Patrol agents (6) | border Patrol budget ($1,000) (7) | Line- watch hours (8) | Percent conservative (9) |
|---|---|---|---|---|---|---|---|---|---|
| 1955 | 50772 | 398650 | 164035 | 242608 | 17695 | 1479 | NA | 919000 | NA |
| 1956 | 65047 | 445197 | 45475 | 72442 | 9006 | 1593 | NA | 990000 | NA |
| 1957 | 49154 | 436049 | 29813 | 44451 | 5989 | 1491 | NA | 927000 | NA |
| 1958 | 26712 | 432857 | 24437 | 37242 | 7875 | 1524 | NA | 947000 | NA |
| 1959 | 23061 | 437643 | 20131 | 30196 | 8468 | 1500 | NA | 932000 | NA |
| 1960 | 32084 | 315846 | 19847 | 29651 | 7240 | 1494 | NA | 929000 | NA |
| 1961 | 41632 | 291420 | 18093 | 29817 | 8181 | 1648 | NA | 1024000 | NA |
| 1962 | 55291 | 194978 | 18756 | 30272 | 8025 | 1614 | NA | 1003000 | NA |
| 1963 | 55253 | 186865 | 26205 | 39124 | 7763 | 1493 | NA | 928000 | NA |
| 1964 | 32967 | 177736 | 29366 | 43844 | 9167 | 1493 | NA | 928000 | NA |
| 1965 | 37969 | 20286 | 37116 | 55340 | 10572 | 1491 | 41.7 | 920000 | 18.2 |
| 1966 | 45163 | 8647 | 60195 | 89751 | 9680 | 1491 | 49.2 | 930000 | 19.3 |
| 1967 | 42371 | 7703 | 72508 | 108327 | 9728 | 1494 | 52.3 | 937566 | 20.5 |
| 1968 | 43563 | 0 | 101543 | 151705 | 9590 | 1494 | 47.8 | 941860 | 21.6 |
| 1969 | 44623 | 0 | 134964 | 201636 | 11030 | 1494 | 46.3 | 909623 | 22.7 |
| 1970 | 44469 | 0 | 177125 | 277377 | 17469 | 1566 | 47.0 | 1148854 | 23.8 |
| 1971 | 50103 | 0 | 224053 | 348178 | 18294 | 1554 | 55.9 | 1118710 | 24.9 |
| 1972 | 64040 | 0 | 263288 | 430213 | 16883 | 1634 | 60.5 | 1259430 | 26.0 |
| 1973 | 70141 | 0 | 338511 | 576823 | 17346 | 1704 | 64.7 | 1279198 | 27.8 |
| 1974 | 71586 | 0 | 408257 | 709959 | 19413 | 1739 | 62.6 | 1253191 | 29.5 |
| 1975 | 62205 | 0 | 377367 | 680392 | 24432 | 1803 | 63.1 | 1465423 | 30.1 |
| 1976 | 74449 | 0 | 394883 | 781474 | 38471 | 1979 | 67.3 | 1775890 | 31.7 |
| 1977 | 44646 | 2011 | 464160 | 954778 | 31263 | 2057 | 67.9 | 1740446 | 31.8 |
| 1978 | 92681 | 2271 | 446170 | 976667 | 29277 | 2189 | 78.1 | 1762616 | 33.8 |
| 1979 | 52479 | 1725 | 427033 | 998830 | 26825 | 2339 | 65.5 | 1935926 | 33.9 |
| 1980 | 56680 | 3323 | 329098 | 817479 | 18013 | 2484 | 82.6 | 1815797 | 34.0 |
| 1981 | 101268 | 4719 | 357788 | 874433 | 17379 | 2444 | 85.6 | 1929448 | 33.4 |
| 1982 | 56106 | 4966 | 356705 | 887481 | 15216 | 2488 | 98.7 | 1871173 | 32.7 |
| 1983 | 59079 | 5014 | 473850 | 1172306 | 19211 | 2474 | 110.1 | 1976162 | 34.5 |
| 1984 | 57820 | 5336 | 473229 | 1170769 | 18696 | 2474 | 114.1 | 1843179 | 36.5 |
| 1985 | 61290 | 9622 | 392017 | 1266999 | 23105 | 3232 | 141.9 | 1912895 | 36.5 |
| 1986 | 66753 | 12029 | 452602 | 1671458 | 24592 | 3693 | 150.9 | 2401575 | 35.8 |
| 1987 | 72511 | 13393 | 307752 | 1139606 | 24336 | 3703 | 194.6 | 2546397 | 32.5 |
| 1988 | 95170 | 16802 | 255783 | 949722 | 25829 | 3713 | 205.3 | 2069498 | 36.7 |
| 1989 | 66933 | 27168 | 232418 | 865292 | 34427 | 3723 | 246.4 | 2570311 | 32.3 |
| 1990 | 57667 | 16891 | 292606 | 1092298 | 30039 | 3733 | 262.6 | 2781317 | 36.9 |
| 1991 | 54622 | 19148 | 309918 | 1131510 | 33189 | 3651 | 298.7 | 2638720 | 32.2 |
| 1992 | 91658 | 19813 | 294298 | 1199560 | 43671 | 4076 | 399.3 | 2642227 | 34.4 |
| 1993 | 109108 | 23169 | 318661 | 1263490 | 42542 | 3965 | 361.7 | 2713937 | 36.3 |
| 1994 | 107012 | 24896 | 244124 | 1031668 | 45674 | 4226 | 400.0 | 3073758 | 37.0 |
| 1995 | 87073 | 26512 | 271297 | 1324202 | 50924 | 4881 | 451.5 | 3397049 | 37.1 |
| 1996 | 160138 | 35949 | 263674 | 1549876 | 69680 | 5878 | 568.0 | 4073542 | 37.2 |
| 1997 | 144641 | 35949 | 205371 | 1412953 | 114432 | 6880 | 717.4 | 4807669 | 36.1 |
| 1998 | 129970 | 66197 | 194911 | 1555776 | 174813 | 7982 | 877.1 | 6660692 | 35.0 |
| 1999 | 146432 | 86424 | 189080 | 1579010 | 183114 | 8351 | 916.8 | 8740258 | 34.5 |
| 2000 | 173161 | 104155 | 181984 | 1676438 | 188467 | 9212 | 1055.4 | 8999552 | 34.0 |
| 2001 | 205560 | 116157 | 131200 | 1266214 | 189026 | 9651 | 1146.5 | 9802081 | 34.5 |
| 2002 | 218822 | 118835 | 96476 | 955310 | 165168 | 9902 | 1416.3 | 9183667 | 35.1 |
| 2003 | 115585 | 114673 | 88375 | 931557 | 211098 | 10541 | 1420.3 | 9457060 | 36.8 |
| 2004 | 175411 | 117999 | 108175 | 1160395 | 240665 | 10727 | 1212.9 | 9830697 | 38.4 |
| 2005 | 161445 | 169786 | 107069 | 1189108 | 246431 | 11106 | 1525.3 | 10474078 | 36.7 |
| 2006 | 173749 | 225680 | 86419 | 1089136 | 280974 | 12603 | 1561.8 | 11562715 | 34.7 |
| 2007 | 148640 | 300346 | 62179 | 876787 | 319382 | 14101 | 2277.5 | 14055363 | 35.2 |
| 2008 | 189989 | 360903 | 41365 | 723840 | 358886 | 17499 | 3002.2 | 17852594 | 35.7 |
| 2009 | 164920 | 301558 | 27637 | 556032 | 392862 | 20119 | 3501.3 | 20657122 | 40.0 |
SOURCES: Columns 1–8: US Dept. of Homeland Security; Column 9: General Social Survey.