Mail Trends lets you analyze and visualize your email (as extracted from an IMAP server). You can see: * Distribution of messages by year, month, day, day of week and time of day * Distribution of messages by size and your top 40 largest messages * The top senders, recipients and mailing lists you're on. * Distributions of senders, recipients and mailing lists over time * The distribution of thread lengths and the lists and people that result in the longest threads