I'd also like to see downward trends, not just growing trend. From the last page or two, I see some downward trend, like "blog", "facebook", and "gmail". I do

I'd also like to see downward trends, not just growing trend. From the last page or two, I see some downward trend, like "blog", "facebook", and "gmail". I don't know if it means the decline of popularity, but it is definitely interesting to see the declining graph.