2013-05-23 00:00:00 123.8 125.9 123 125.9 10510.69 1310079.6 124.64
vs
2013-05-23 00:00:00 119.11 119.85 118.36 119.85 2987.05 356834.5 119.46
more like 30% also mtgox price goes up not down so mtgox buyers beat any arbitrage sellers
Where did you get those numbers from? I'm seeing 20k 24h volume for MtGox vs 8.7k for Bitstamp. That's almost 50%.