You can post this on your profile to keep track easier:
Wood Serf: 10 AP Silver Serf: 25 AP Gold Serf: 100 AP Wood Squire: 225 AP Silver Squire: 400 AP Gold Squire: 625 AP Wood Knight: 1200 AP Silver Knight: 1750 AP Gold Knight: 2250 AP Wood Lord/Lady: 3000 AP Silver Lord/Lady: 3500 AP Gold Lord/Lady: 4000 AP Wood Duke/Duchess: 4500 AP Silver Duke/Duchess: 5200 AP Gold Duke/Duchess: 6000 AP Wood Prince/Princess: 7250 AP Silver Prince/Princess: 8500 AP Gold Prince/Princess: 10000 AP Wood King/Queen: 12000 AP Silver King/Queen: 14500 AP Gold King/Queen: 17500 AP
