<P> The Census Bureau defines "Hispanic or Latino origin" thus: </P> <Table> <Tr> <Td> "</Td> <Td> For Census 2000, American Community Survey: People who identify with the terms "Hispanic" or "Latino" are those who classify themselves in one of the specific Hispanic or Latino categories listed on the Census 2000 or ACS questionnaire - "Mexican," "Puerto Rican," or "Cuban" - as well as those who indicate that they are "other Spanish, Hispanic, or Latino ." Origin can be viewed as the heritage, nationality group, lineage, or country of birth of the person, or the person's parents or ancestors, before their arrival in the United States . People who identify their origin as Spanish, Hispanic, or Latino may be of any race . </Td> <Td>" </Td> </Tr> </Table> <Tr> <Td> "</Td> <Td> For Census 2000, American Community Survey: People who identify with the terms "Hispanic" or "Latino" are those who classify themselves in one of the specific Hispanic or Latino categories listed on the Census 2000 or ACS questionnaire - "Mexican," "Puerto Rican," or "Cuban" - as well as those who indicate that they are "other Spanish, Hispanic, or Latino ." Origin can be viewed as the heritage, nationality group, lineage, or country of birth of the person, or the person's parents or ancestors, before their arrival in the United States . People who identify their origin as Spanish, Hispanic, or Latino may be of any race . </Td> <Td>" </Td> </Tr> <P> The leading country - of - origin for Hispanic Americans is Mexico (30.7 million), followed by Puerto Rico (4.2 million) (which actually has a special relationship with the US, of which its people are citizens), and Cuba (1.6 million), as of 2008 . However, as of 2010, there were 1,648,968 Salvadorans in the United States, the largest of the U.S. - Central American community . Salvadorans are poised to become the third largest Hispanic group by the next census, significantly overtaking and replacing Cubans . Recent estimates already put the Salvadoran population as high as 2 million, as of 2013, the third largest Hispanic - American group . </P>

What ethnic group is the majority in the united states