Awesome Jackpots recorded the same approximate result:
http://www.awesomejackpots.com/histo...ame=TunzaMunni
The most likely problem is that the Microgaming data feed broke down for more than 5 minutes - or a server reset or something. Since the recording mechanisms on Slotcharts and Awesome Jackpots are different, but rely on the same data, it's pretty clear that it was just a hiccup. There is no currency that is likely enough to be so small as to only put a small dent in the jackpot, unless jackpots can now be played in Japanese yen