Welcome, Again, to the Nostradamus Server!

I am impressed! Your guess that my number begins with 509147299 was exactly right!
What do you guess are the next two digits of my number?
50914729900
50914729901
50914729902
50914729903
50914729904
50914729905
50914729906
50914729907
50914729908
50914729909
50914729910
50914729911
50914729912
50914729913
50914729914
50914729915
50914729916
50914729917
50914729918
50914729919
50914729920
50914729921
50914729922
50914729923
50914729924
50914729925
50914729926
50914729927
50914729928
50914729929
50914729930
50914729931
50914729932
50914729933
50914729934
50914729935
50914729936
50914729937
50914729938
50914729939
50914729940
50914729941
50914729942
50914729943
50914729944
50914729945
50914729946
50914729947
50914729948
50914729949
50914729950
50914729951
50914729952
50914729953
50914729954
50914729955
50914729956
50914729957
50914729958
50914729959
50914729960
50914729961
50914729962
50914729963
50914729964
50914729965
50914729966
50914729967
50914729968
50914729969
50914729970
50914729971
50914729972
50914729973
50914729974
50914729975
50914729976
50914729977
50914729978
50914729979
50914729980
50914729981
50914729982
50914729983
50914729984
50914729985
50914729986
50914729987
50914729988
50914729989
50914729990
50914729991
50914729992
50914729993
50914729994
50914729995
50914729996
50914729997
50914729998
50914729999