Analysts attributed the market's volatile day-to-day swings to nervousness over Tuesday's Federal Reserve meeting.
Because oil plays such a prominent role in the Saudi economy, government finances and spending are subject to volatile swings.
Given the volatile swings of the market, that has been a remarkably robust performance.
In addition, during the holiday season, when casinos are full, volatile swings in gaming results can occur.
Economists had predicted a slip of 2 percent but this data is known for its very volatile swings.
But it is a way to survive the volatile swings of the stock market, which have become much more common over the last year.
In a lengthy bull market they are unlikely to show any down years, and 12-month periods can mask volatile swings.
Still, others said they had prospered by playing the volatile swings in the market futures.
Japanese Government officials have said the bank's intervention has been aimed at calming jittery markets or smoothing out the many excessively volatile swings in trading.
This kind of schedule creates the potential for volatile swings in support.