Twitter Year in Review: 2011

The Twitter Year in Review highlights the leading topics and hashtags of the year. From Beyonce's pregnancy buzz to which McDonald's serve the McLobster, the top Twitter trends in 2011 reflect the diverse things that matter to us. The list of top hashtags charts the keywords that rose the fastest in conversation over the course of the year. Tweets per seconds highlights the biggest moments on Twitter throughout 2011, when millions of people came together as events unfolded in real time. World News 1. Mubarak's resignation 2. Raid on Osama bin Laden 3. Japanese earthquake and Fukushima nuclear disaster 4. Shooting of Gabrielle Giffords 5. Gaddafi's death

Top Hashtags: 1. #egypt 2. #tigerblood 3. #threewordstoliveby 4. #idontunderstandwhy 5. #japan

Tweets per second 8,868 - MTV Video Music Awards 7,671 - Troy Davis executed 7,196 - End of FIFA Women's World Cup 7,166 - Brazil eliminated from the Copa Cup 7,064 - Steve Jobs resigns

Visit the Twitter Year in Review page to see a compilation of all their lists to date.