Ever find yourself wondering who is actually using the internet, and what they look at? Mary Meeker, a partner at the venture-capital firm Kleiner Perkins Caufield & Byers, is known for her big Internet trends reports. Her latest, displayed in the slideshow below, looks at the Internet today, with an eye to the global economic downturn, the rise of mobile, and the rise of China -- the number of new Internet users in China in the last three years exceeds the total number of users in the U.S.