Emphasis. The colon can be used to emphasize a phrase or single word at the end of a sentence. An em dash can be used for the same purpose. In the second example below, an em dash is more common than a colon, though the use of a colon is nevertheless correct.
Lawrenceville, GA Income and Careers. As of 2010-2014, the per capita income of Lawrenceville is $19,178, which is lower than the state average of $25,427 and is lower than the national average of $28,555. Lawrenceville median household income is $42,459, which has shrunk by 1.94% since 2000.
He bases this on historical data from the U.S. Census Bureau. That shows Georgiaâs median household income, in inflation-adjusted dollars, fell by $6,682, from $54,803 in 2002 to $48,121 to 2012. We rate Carterâs ad claim as True.