Table:
|  |  |  | Year Ended December 31, |  |  |
| --- | --- | --- | --- | --- | --- |
|  | 2019 | 2018 | 2017 | 2016 | 2015 |
|  |  |  | (In thousands, except per share data) |  |  |
| Revenues | $111,412 | $111,322 | $106,524 | $114,263 | $123,961 |
| Income from operations | 9,464 | 8,238 | 4,545 | 10,186 | 3,820 |
| Income from continuing operations, net of taxes | 4,155 | 4,661 | 1,592 | 6,007 | 8,523 |
| Income from discontinued operations, net of taxes | — | — | 1,938 | 624 | 2,341 |
| Net income | $4,155 | $4,661 | $3,530 | $6,631 | $10,864 |
| Income per share—basic: |  |  |  |  |  |
| Continuing operations | $0.35 | $0.38 | $0.12 | $0.43 | $0.58 |
| Discontinued operations | — | — | 0.15 | 0.04 | 0.16 |
| Net income per share | $0.35 | $0.38 | $0.27 | $0.47 | $0.74 |
| Income per share—diluted: |  |  |  |  |  |
| Continuing operations | $0.35 | $0.37 | $0.12 | $0.43 | $0.58 |
| Discontinued operations | — | — | 0.15 | 0.04 | 0.16 |
| Net income per share | $0.35 | $0.37 | $0.27 | $0.47 | $0.74 |
| Shares used in per share calculation from continuing operations —basic | 11,809 | 12,323 | 12,882 | 13,997 | 14,722 |
| Shares used in per share calculation from discontinued operations —basic | 11,809 | 12,323 | 12,882 | 13,997 | 14,722 |
| Shares used in per share calculation from continuing operations—diluted | 12,035 | 12,510 | 12,894 | 13,997 | 14,722 |
| Shares used in per share calculation from discontinuing operations—diluted | 12,035 | 12,510 | 12,894 | 13,997 | 14,722 |
Paragraphs:
Item 6. Selected Consolidated Financial Data
The following table presents selected consolidated financial data as of and for the five-year period ended December 31, 2019. Our past results of operations are not necessarily indicative of our future results of operations. The following selected consolidated financial data is qualified in its entirety by, and should be read in conjunction with, “Management's Discussion and Analysis of Financial Condition and Results of Operations” and the consolidated financial statements and the notes thereto included elsewhere herein.
Consolidated Statement of Operations Data:
Question:
What is the difference in revenue amount between 2019 and 2018?
Answer: 111412 - 111322  = 90