By the Numbers: U.S.-Mexico relations
President Barack Obama travels south this week to meet with Mexican President Enrique Peña Nieto and other regional leaders in Costa Rica.
Here's a look at the relationship between the United States and Mexico, by the numbers:
1,933 miles: Length of the border between the United States and Mexico.
32: Visits by U.S. presidents to Mexico.
3: Times that President Barack Obama has traveled to Mexico, most recently in June 2012, to attend the G-20 Economic Summit.
5: Times former Secretary of State Hillary Clinton visited Mexico while she was in office from 2009 to 2012.
19: Countries visited so far by Secretary of State John Kerry. He hasn't gone to Mexico yet, but he recently met with Mexican Foreign Secretary Jose Antonio Meade.
54: Visits to the U.S. by leaders of Mexico.
1: Obama's rank on the most recent Forbes list of the World's Most Powerful People.
51: Percentage of the vote received by President Obama in the 2012 U.S. presidential election.
54: President Enrique Peña Nieto's rank on the most recent Forbes list of the World's Most Powerful People.
38: Percentage of the vote received by Peña Nieto in the Mexican presidential election in 2012.
$277,652.7: U.S imports, in millions, from Mexico in 2012.
$216,330.9: U.S. exports to Mexico in 2012, in millions.
29: Percent of the foreign-born population in the U.S. in 2010 who were originally from Mexico, according to the Census.
1-23-2: Record of the U.S. soccer team against the Mexican team, after both teams failed to score in an important World Cup qualifying match in March 2013.