Welcome, Again, to the Nostradamus Server!

I am impressed! Your guess that my number begins with 683049394 was exactly right!
What do you guess are the next two digits of my number?
68304939400
68304939401
68304939402
68304939403
68304939404
68304939405
68304939406
68304939407
68304939408
68304939409
68304939410
68304939411
68304939412
68304939413
68304939414
68304939415
68304939416
68304939417
68304939418
68304939419
68304939420
68304939421
68304939422
68304939423
68304939424
68304939425
68304939426
68304939427
68304939428
68304939429
68304939430
68304939431
68304939432
68304939433
68304939434
68304939435
68304939436
68304939437
68304939438
68304939439
68304939440
68304939441
68304939442
68304939443
68304939444
68304939445
68304939446
68304939447
68304939448
68304939449
68304939450
68304939451
68304939452
68304939453
68304939454
68304939455
68304939456
68304939457
68304939458
68304939459
68304939460
68304939461
68304939462
68304939463
68304939464
68304939465
68304939466
68304939467
68304939468
68304939469
68304939470
68304939471
68304939472
68304939473
68304939474
68304939475
68304939476
68304939477
68304939478
68304939479
68304939480
68304939481
68304939482
68304939483
68304939484
68304939485
68304939486
68304939487
68304939488
68304939489
68304939490
68304939491
68304939492
68304939493
68304939494
68304939495
68304939496
68304939497
68304939498
68304939499