Annual report pursuant to Section 13 and 15(d)

6. Intangible Assets (Tables)

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6. Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2016
Intangible Assets Tables  
Identifiable intangible assets

    December 31, 2016   December 31, 2015
                         
  Gross Carrying Amount   Accumulated Amortization   Total   Gross Carrying Amount   Accumulated Amortization   Total
                         
Trademarks and tradename 1,093,400   (501,982)   591,418   1,093,400   (331,651)   761,749
Proprietary technology   6,670,000             (4,036,915)   2,633,085   5,781,000   (2,756,433)   3,024,567
Non-compete agreement   12,128,043   (9,891,892)   2,236,151   10,703,043   (9,220,255)   1,482,788
Customer relationships   65,948,181    (7,827,697)   58,120,484   44,888,181   (4,412,819)         40,475,362
Favorable lease intangible   218,000    (181,667)   36,333   218,000          (138,067)                79,933
Total acquired intangibles   86,057,624   (22,440,153)   63,617,471   62,683,624   (16859225)   45,824,399

Estimated future aggregate amortization expense
Year   Amortization Expense
2017   8,471,187
2018   6,425,463
2019   5,441,731
2020   5,401,348
2021   5,226,981