Welcome, Again, to the Nostradamus Server!

I am impressed! Your guess that my number begins with 639178807 was exactly right!
What do you guess are the next two digits of my number?
63917880700
63917880701
63917880702
63917880703
63917880704
63917880705
63917880706
63917880707
63917880708
63917880709
63917880710
63917880711
63917880712
63917880713
63917880714
63917880715
63917880716
63917880717
63917880718
63917880719
63917880720
63917880721
63917880722
63917880723
63917880724
63917880725
63917880726
63917880727
63917880728
63917880729
63917880730
63917880731
63917880732
63917880733
63917880734
63917880735
63917880736
63917880737
63917880738
63917880739
63917880740
63917880741
63917880742
63917880743
63917880744
63917880745
63917880746
63917880747
63917880748
63917880749
63917880750
63917880751
63917880752
63917880753
63917880754
63917880755
63917880756
63917880757
63917880758
63917880759
63917880760
63917880761
63917880762
63917880763
63917880764
63917880765
63917880766
63917880767
63917880768
63917880769
63917880770
63917880771
63917880772
63917880773
63917880774
63917880775
63917880776
63917880777
63917880778
63917880779
63917880780
63917880781
63917880782
63917880783
63917880784
63917880785
63917880786
63917880787
63917880788
63917880789
63917880790
63917880791
63917880792
63917880793
63917880794
63917880795
63917880796
63917880797
63917880798
63917880799