Brandon, Iowa
Demographics
Table:
Historical populations
Year	Pop.	±%
1910	200	—
1920	343	+71.5%
1930	308	−10.2%
1940	324	+5.2%
1950	319	−1.5%
1960	322	+0.9%
1970	432	+34.2%
1980	337	−22.0%
1990	320	−5.0%
2000	311	−2.8%
2010	309	−0.6%
2016	306	−1.0%
Source:"American FactFinder". United States Census Bureau. and Iowa Data Center
Source: U.S. Decennial Census[5]

Examining the following table concerning 'Brandon, Iowa' — "Demographics" section, compose one sentence describing only the highlighted cells and return it as JSON: {"answer": "YOUR ANSWER"}.