Table:
text: Virginia locations by per capita income
Virginia Counties and Cities Ranked by Per Capita Income
Virginia Counties and Cities Ranked by Per Capita Income
County_or_City Per_capita_income Median_household_income Median_family_income Population Number_of_households
Charles City $23,955 $46,337 $54,536 7256 2955
Surry $23,835 $55,030 $67,995 7058 2826
Essex $23,795 $46,235 $52,810 11151 4517
Norfolk $23,773 $42,677 $51,022 242803 86485
Rockbridge $23,753 $44,417 $53,889 22307 9555
Augusta $23,571 $50,612 $60,506 73750 28516
Franklin $23,527 $45,555 $53,066 56159 22780
Washington $23,488 $40,422 $51,276 54876 22843
Craig $23,461 $51,291 $63,134 5190 2183
Dinwiddle $23,423 $51,459 $60,400 28001 10504
Northampton $23,233 $35,760 $47,995 12389 5323
Waynesboro $23,190 $40,977 $47,585 21006 8903
Page $22,969 $41,617 $51,543 24042 9746
Williamsburg $22,851 $50,794 $71,190 14068 4571
Accomack $22,766 $41,372 $49,727 33164 13798
Roanoke $22,530 $36,422 $46,322 97032 42712
Appomattox $22,388 $49,224 $58,954 14973 6033

Question: How many households by income per capita in locations in Virginia have a median family income of $60,400?