CONSOLIDATED STATEMENTS OF INCOME - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Revenues
Rental income	$ 52,370,221	$ 49,121,705	$ 45,074,655
Laundry and sundry income	457,167	433,385	406,059
Total Revenues	52,827,388	49,555,090	45,480,714
Expenses
Administrative	2,008,107	2,102,812	2,096,290
Depreciation and amortization	13,462,395	12,181,396	10,562,707
Management fee	2,159,458	2,029,171	1,869,977
Operating	5,227,502	4,822,921	4,939,662
Renting	632,232	636,803	487,225
Repairs and maintenance	8,378,639	8,258,263	6,998,592
Taxes and insurance	6,814,089	6,263,774	5,643,507
Income Before Other Income (Expense)	14,144,966	13,259,950	12,882,754
Other Income (Expense)
Interest income	1,284	1,025	1,596
Interest expense	(11,114,146)	(10,200,393)	(9,980,359)
Income from investments in unconsolidated joint ventures	3,905,827	1,785,827	868,574
Gain on sale of real estate		104,443
Total Other Income (Expense)	(7,207,035)	(8,309,098)	(9,110,189)
Income from Continuing Operations	6,937,931	4,950,852	3,772,565
Net Income	$ 6,937,931	$ 4,950,852	$ 3,772,565
Income per Unit
Net Income per Unit (in dollars per unit)	$ 55.77	$ 39.62	$ 29.86
Weighted Average Number of Units Outstanding (in units)	124,392	124,951	126,361