Reporting its first quarter financial results today, Apple said it sold 22.1 million iPods during the quarter — a 5 percent increase compared to the same quarter last year, and a new single-quarter record for iPod sales. It also sold 2.315 million iPhones in the quarter, bringing the total number of units sold up to above 4 million. The company posted revenue of $9.6 billion and net quarterly profit of $1.58 billion, or $1.76 per diluted share,…