Sure youbetcha.
“According to a Pew Research report in November, more Mexicans were emigrating from the U.S. than entering.”
Note how the sentence can be understood as the comparison of legal immigration vs. emigration, without taking into account the net effect of illegal immigration at all. I’m going to look at the data.
"Measuring migration flows between Mexico and the U.S. is challenging because there are no official counts of how many Mexican immigrants enter and leave the U.S. each year. This report uses the best available government data from both countries to estimate the size of these flows. The Mexican data sources — a national household survey, and two national censuses — asked comparable questions about household members’ migration to and from Mexico over the five years previous to each survey or census date. In addition, estimates of Mexican migration to the U.S. come from U.S. Census Bureau data, adjusted for undercount, on the number of Mexican immigrants who live in the U.S. (See text box below for more details.)"