Bethlehem Township, New Jersey
Demographics
Table:
Historical population

Census	Pop.	Note	%±

1790	1,335	—
1810	1,728	—
1820	2,002	15.9%
1830	2,032	1.5%
1840	2,370	16.6%
1850	2,746	15.9%
1860	1,859	*	−32.3%
1870	2,211	18.9%
1880	2,830	28.0%
1890	2,308	−18.4%
1900	1,634	*	−29.2%
1910	980	*	−40.0%
1920	798	*	−18.6%
1930	735	−7.9%
1940	791	7.6%
1950	857	8.3%
1960	1,090	27.2%
1970	1,385	27.1%
1980	3,045	119.9%
1990	3,104	1.9%
2000	3,820	23.1%
2010	3,979	4.2%
2016 (est.)	3,882	[12][32]	−2.4%
Population sources:
1800-1920[33] 1840[34] 1850-1870[35]
1850[36] 1870[37] 1880-1890[38]
1890-1910[39] 1910-1930[40]
1930-1990[41] 2000[42][43] 2010[9][10][11]
* = Lost territory in previous decade[25]

Observing the data table for 'Bethlehem Township, New Jersey' (see 'Demographics'), draft a brief sentence that explains what the highlighted cells show and provide it inside the JSON object {"answer": "YOUR ANSWER"}.