Updating from my second run yesterday (after Game 1 was completed) - lined-through entry on the left is as of that time, entry on right is as of right now:
NLDS
Game 1 - 2,323 left starting at $67 2,196 left starting at $67
Game 2 - 5,929 starting at $59 5,936 starting sat $59
Game 3 - 6,975 starting at $64 6,987 starting at $64.99
NLCS
Game 1 - 3,558 starting at $145 3,626 starting at $139
Game 2 - 3,693 starting at $122 3,757 starting at $122
Game 3 - 3,763 starting at $136 3,836 starting at $136
Game 4 - 3,547 starting at $155 3,614 starting at $155
World Series
Game 1 - 3,006 starting at $479 3,031 starting at $479
Game 2 - 3,001 starting at $475 3,031 starting at $475
Game 3 - 3,030 starting at $495 3,062 starting at $495
Game 4 - 2,950 starting at $575 2,980 starting at $575