(CNN) -- Because of their growing numbers and presence in some of the key battleground states, Latinos are expected to play a prominent role in this year's battle for the White House between President Barack Obama and presumptive GOP nominee Mitt Romney.
By the numbers, here's a look at Latino voters:
50.5 million -- Latinos in the United States (out of 308.7 million people)
16 -- Percentage of the total U.S. population in 2010 that was Latino.
43 -- Percent increase since the 2000 census of the Latino population in the United States, according to the 2010 census.
29 -- Projected percentage of the U.S. population that will be Latino in 2050.
131 million -- Total number of voters in the 2008 presidential election.
59.4 -- Percent of Latinos who were registered voters in 2008.
49.9 -- Percent who voted in the 2008 presidential election.
42.7 -- Percent of the Latino population that is eligible to vote.
22.4 -- Percent of Latinos in the U.S. who are of voting age but who are not citizens.
63 -- Percent of the Latino population in the U.S. from Mexican origins.
82 -- Percent population growth of Latinos in Nevada from 2000 to 2010.
67 -- Percentage of Latino voters who voted for Barack Obama in the 2008 election.
31 -- Percentage who voted for John McCain.
68 -- Percent of registered Latino voters surveyed in 2011 who said they would support President Obama over Mitt Romney in a presidential match-up in 2012.
23 -- Percent who answered that they would support Mitt Romney.
38.6 -- Percent of eligible voters in New Mexico who are Latino, the most of any state.
3 -- Number of states tying for lowest number of eligible voters who are Latino, 0.7%: Kentucky, South Carolina and West Virginia. See racial and ethnic breakdown for all 50 states and D.C.
82 -- Counties with a Latino population majority, out of 3,143 total. Sources for these statistics come from the U.S. Census Bureau, the Pew Hispanic Center and the Brookings Institution.