Table 18. Graduate students in science and engineering in doctorate-granting institutions, by enrollment status, citizenship, ethnicity, and race: 2010–15

Enrollment status, citizenship, ethnicity, and race 2010 2011 2012 2013 2014olda 2014newa 2015
All science and engineering 508,114 511,759 513,206 518,888 532,926 534,429 548,655
U.S. citizens and permanent residentsb 349,845 349,723 343,834 338,512 333,156 330,438 332,226
Hispanic or Latino 24,439 26,443 26,694 27,373 27,710 28,377 30,812
Not Hispanic or Latino
American Indian or Alaska Native 2,202 2,103 1,944 1,939 1,819 1,786 1,729
Asian 28,913 29,685 29,227 29,298 29,367 29,458 30,645
Black or African American 26,470 26,637 26,216 25,405 24,926 23,038 23,428
Native Hawaiian or Other Pacific Islander 913 833 707 684 682 681 734
White 232,197 232,106 227,639 223,501 219,061 218,062 216,318
More than one race 4,354 5,286 6,662 7,004 8,001 7,869 8,502
Unknown ethnicity and race 30,357 26,630 24,745 23,308 21,590 21,167 20,058
Temporary visa holders 158,269 162,036 169,372 180,376 199,770 203,991 216,429
Full-time enrollment 386,384 388,995 392,563 400,213 412,683 414,209 425,174
U.S. citizens and permanent residentsb 246,304 244,563 241,216 238,555 234,842 232,836 232,938
Hispanic or Latino 17,033 18,056 18,334 19,136 19,488 19,635 21,363
Not Hispanic or Latino
American Indian or Alaska Native 1,537 1,464 1,373 1,361 1,240 1,221 1,211
Asian 21,048 21,533 21,387 21,641 21,510 21,573 22,291
Black or African American 16,466 16,125 15,801 15,341 15,035 14,021 14,315
Native Hawaiian or Other Pacific Islander 605 580 466 472 450 453 475
White 166,271 165,398 162,744 159,954 156,657 155,858 153,744
More than one race 3,300 4,028 5,038 5,182 6,000 5,927 6,222
Unknown ethnicity and race 20,044 17,379 16,073 15,468 14,462 14,148 13,317
Temporary visa holders 140,080 144,432 151,347 161,658 177,841 181,373 192,236
Part-time enrollment 121,730 122,764 120,643 118,675 120,243 120,220 123,481
U.S. citizens and permanent residentsb 103,541 105,160 102,618 99,957 98,314 97,602 99,288
Hispanic or Latino 7,406 8,387 8,360 8,237 8,222 8,742 9,449
Not Hispanic or Latino
American Indian or Alaska Native 665 639 571 578 579 565 518
Asian 7,865 8,152 7,840 7,657 7,857 7,885 8,354
Black or African American 10,004 10,512 10,415 10,064 9,891 9,017 9,113
Native Hawaiian or Other Pacific Islander 308 253 241 212 232 228 259
White 65,926 66,708 64,895 63,547 62,404 62,204 62,574
More than one race 1,054 1,258 1,624 1,822 2,001 1,942 2,280
Unknown ethnicity and race 10,313 9,251 8,672 7,840 7,128 7,019 6,741
Temporary visa holders 18,189 17,604 18,025 18,718 21,929 22,618 24,193