Welcome, Again, to the Nostradamus Server!

I am impressed! Your guess that my number begins with 503983442 was exactly right!
What do you guess are the next two digits of my number?
50398344200
50398344201
50398344202
50398344203
50398344204
50398344205
50398344206
50398344207
50398344208
50398344209
50398344210
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50398344221
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50398344226
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50398344229
50398344230
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50398344236
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50398344260
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50398344265
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50398344280
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50398344299