The rolling prizes are in three different pots:
TV stages of major ranking events (£5,000 per event)
Pre-TV stages of major ranking events (£500 per event)
Last 128 onwards of PTC events (£500 per event)
Mike Dunn won £2,000 for his 147 in the German Masters qualifiers as it was the fourth such event of the season.
Ricky Walden won £3,000 for his 147 in PTC10 as it was the sixth such event since Ronnie O'Sullivan made a maximum in PTC4.
The prize for a 147 on offer in the final stages of the UK Championship will be £15,000.
The prize for PTC11 goes back to £500, and the prize for the next ranking event qualifiers will also go back to £500.
WPBSA Chairman Jason Ferguson said: "We apologise for any confusion on these prizes caused by previous statements, and I have personally apologised to Mike Dunn on this matter. Hopefully the situation regarding the rolling prizes is now clear."
Ball by ball scoring and results from tournaments