Welcome, Again, to the Nostradamus Server!

I am impressed! Your guess that my number begins with 426399995 was exactly right!
What do you guess are the next two digits of my number?
42639999500
42639999501
42639999502
42639999503
42639999504
42639999505
42639999506
42639999507
42639999508
42639999509
42639999510
42639999511
42639999512
42639999513
42639999514
42639999515
42639999516
42639999517
42639999518
42639999519
42639999520
42639999521
42639999522
42639999523
42639999524
42639999525
42639999526
42639999527
42639999528
42639999529
42639999530
42639999531
42639999532
42639999533
42639999534
42639999535
42639999536
42639999537
42639999538
42639999539
42639999540
42639999541
42639999542
42639999543
42639999544
42639999545
42639999546
42639999547
42639999548
42639999549
42639999550
42639999551
42639999552
42639999553
42639999554
42639999555
42639999556
42639999557
42639999558
42639999559
42639999560
42639999561
42639999562
42639999563
42639999564
42639999565
42639999566
42639999567
42639999568
42639999569
42639999570
42639999571
42639999572
42639999573
42639999574
42639999575
42639999576
42639999577
42639999578
42639999579
42639999580
42639999581
42639999582
42639999583
42639999584
42639999585
42639999586
42639999587
42639999588
42639999589
42639999590
42639999591
42639999592
42639999593
42639999594
42639999595
42639999596
42639999597
42639999598
42639999599