2011 at a glance
The range between the year's low and high was $580.50, or 44.1% of the low – a measure of how volatile gold was in 2011.
Compared with 2010, the average price increased by 28.2%, from $1,227 to $1,573 per ounce.
For a 10-gram 24k bar, the average 2011 value was $505.78. A gram of 22k gold averaged $46.33 and a gram of 18k $37.93.
Compare with today on the live gold price page.