Rosman, North Carolina
Demographics
Table:
Historical population

Census	Pop.	Note	%±

1910	145	—
1920	527	263.4%
1930	484	−8.2%
1940	529	9.3%
1950	535	1.1%
1960	419	−21.7%
1970	407	−2.9%
1980	512	25.8%
1990	385	−24.8%
2000	490	27.3%
2010	576	17.6%
2016 (est.)	587	[1]	1.9%
U.S. Decennial Census[7]

Taking into account the tabular data covering 'Rosman, North Carolina' — "Demographics" section, draft a brief sentence that explains what the highlighted cells show and format it within the following JSON object {"answer": "YOUR ANSWER"}.