Welcome, Again, to the Nostradamus Server!

What do you guess are the next two digits of my number?

• 2015300719500
• 2015300719501
• 2015300719502
• 2015300719503
• 2015300719504
• 2015300719505
• 2015300719506
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• 2015300719528
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• 2015300719538
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• 2015300719551
• 2015300719552
• 2015300719553
• 2015300719554
• 2015300719555
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• 2015300719561
• 2015300719562
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• 2015300719599