This allocation methodology has been applied to the following amounts included in revenues in the consolidated statements of income from arrangements for which VSOE of fair value does not exist for each undelivered element (in thousands):
| Years Ended December 31, | ||||||||||||
| 2013 | 2012 | 2011 | ||||||||||
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Software license fees |
$ | 22,190 | $ | 38,226 | $ | 66,939 | ||||||
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Maintenance fees |
9,649 | 14,178 | 16,801 | |||||||||
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Services |
10 | 830 | 1,362 | |||||||||
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Total |
$ | 31,849 | $ | 53,234 | $ | 85,102 | ||||||
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