I love the comment: "Perhaps you should fix those mistakes in your "% Change" column... Looks like some rows show a decrease when there is an increase (for exa

I love the comment: "Perhaps you should fix those mistakes in your "% Change" column... Looks like some rows show a decrease when there is an increase (for example C in 2012 is 4.9 and 4.10 in 2013, and % change here is -16% ...)." I have to remember to add "What's the % change between 4.9 and 4.10?" to my list of tech interview questions.