Accuracy of Apple unit volume forecast

From Apple’s FQ3 press release:

“Apple sold 3.47 million Macs during the quarter, representing a new quarterly record and a 33 percent unit increase over the year-ago quarter. The Company sold 8.4 million iPhones in the quarter, representing 61 percent unit growth over the year-ago quarter. Apple sold 9.41 million iPods during the quarter, representing an eight percent unit decline from the year-ago quarter. The Company began selling iPads during the quarter, with total sales of 3.27 million.”

My unit forecast.

In millions of units.

Product Asymco Actual Diff Error
iPhone 8.500 8.398 0.102 1.2%
Mac 3.462 3.472 -0.010 -0.3%
iPad 3.300 3.270 0.030 0.9%
iPod 9.398 9.406 -0.008 -0.1%

Rankings of various analyst forecasts are at :
Deagol’s blog.