Item 6. Selected Financial Data
The following selected financial data has been derived from our consolidated financial statements.
The information below should be read in conjunction with “Management’s Discussion and Analysis of Financial Condition and Results of Operations,” and the accompanying Consolidated Financial Statements and related notes thereto.
(1) Effective January 1, 2019, the Company adopted new guidance on leases using the modified retrospective method; as such, 2015 – 2018 have not been restated. See Note 3, Leases, of the accompanying “Notes to Consolidated Financial Statements” for further information.
(2) Effective January 1, 2018, the Company adopted new guidance on revenue recognition using the modified retrospective method; as such, 2015 – 2017 have not been restated. See Note 2, Revenues, of the accompanying “Notes to Consolidated Financial Statements” for further information.
(3) The amounts reflect the results of Symphony, WhistleOut, the Telecommunications Asset acquisition, Clearlink and Qelp since the associated acquisition dates of November 1, 2018, July 9, 2018, May 31, 2017, April 1, 2016 and July 2, 2015, respectively, as well as the related merger and integration costs incurred as part of each acquisition. See Note 4, Acquisitions, of the accompanying “Notes to Consolidated Financial Statements” for further information regarding the Symphony, WhistleOut and Telecommunications Asset acquisitions.
(4) The amounts for 2019, 2018 and 2017 include exit costs and impairments of long-lived assets. See Note 5, Costs Associated with Exit or Disposal Activities, and Note 6, Fair Value, of the accompanying “Notes to Consolidated Financial Statements” for further information.
(5) The amounts for 2018 include the $1.2 million Slaughter settlement agreement. See Note 22, Commitments and Loss Contingencies, of the accompanying “Notes to Consolidated Financial Statements” for further information.
(6) The amount for 2017 includes $32.7 million related to the impact of the 2017 Tax Reform Act. See Note 20, Income Taxes, of the accompanying “Notes to Consolidated Financial Statements” for further information.
(7) The Company has not declared cash dividends per common share for any of the five years presented.
Table:
 |  |  | Years Ended December 31, |  | 
(in thousands, except per share data) | 2019 (1) | 2018 (2) | 2017 | 2016 | 2015
Income Statement Data (3): |  |  |  |  | 
Revenues | $1,614,762 | $1,625,687 | $1,586,008 | $1,460,037 | $1,286,340
Income from operations (4)(5) | 89,800 | 63,202 | 87,042 | 92,373 | 94,358
Net income (4)(5)(6) | 64,081 | 48,926 | 32,216 | 62,390 | 68,597
Net Income Per Common Share: (3)(4)(5)(6) |  |  |  |  | 
Basic | $1.54 | $1.16 | $0.77 | $1.49 | $1.64
Diluted | $1.53 | $1.16 | $0.76 | $1.48 | $1.62
Weighted Average Common Shares: |  |  |  |  | 
Basic | 41,649 | 42,090 | 41,822 | 41,847 | 41,899
Diluted | 41,802 | 42,246 | 42,141 | 42,239 | 42,447
Balance Sheet Data: (3)(4)(6)(7) |  |  |  |  | 
Total assets | $1,415,500 | $1,171,967 | $1,327,092 | $1,236,403 | $947,772
Long-term debt | 73,000 | 102,000 | 275,000 | 267,000 | 70,000
Shareholders' equity | 874,475 | 826,609 | 796,479 | 724,522 | 678,680


Question: In which years was the Income Statement Data provided for
Answer: 2019, 2018, 2017, 2016, 2015