However, China continues to be the largest source of international graduate students, representing 34 percent of all international graduate students in the U.S., according to respondents in the survey.

Despite a 12 percent dip in new enrollees between 2012 and 2013, South Korea also continues to be a leading source of international graduate students in the U.S., behind only China and India.

According to the survey, students from Europe constitute 7 percent of all first-time enrolments among international students in 2013, while students from Africa constitute 3 percent, and students from the Middle East constitute 6 percent.

International graduate students continue to enroll in fields that have been traditionally popular among this population.

The two most popular fields among international students are physical and earth sciences, which includes mathematics and computer sciences, and engineering: together they comprised 47 percent of all international graduate student enrolment in 2013, according to survey respondents.

All four major regions of the U.S. saw growth in first-time graduate enrolment in 2013, with increases of 17 percent in the West, 12 percent in the Midwest, 9 percent in the Northeast, and 7 percent in the South.

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