There is a chance that we were the only player at the table holding an ace, but we are saving ourselves more money in the long run for when we come up against another player with a better ace than ours. This means that we should be cautious when dealt weak aces and should fold them in early position. There is a fairly high probability that another player at a 9-seater table holds an ace if you do as well. The likelihood of another player holding an ace if you hold an ace yourself table (top right) is interesting. The most useful information from these aces odds tables is that the likelihood of a player being dealt an ace increases with the number of players at the table.
These tables are not going to be of much use to you whilst you play, but it is useful information on the probabilities of hands with aces turning up at your table. Probability of being dealt an ace in any Texas Hold'em game is 15%.