Steve Olenski on Social Media Today drew my attention to these great infographics which illustrate the shift in Twitter trends in the past year.

I would have thought, what with the ‘economic crisis’ and political debate becoming more mainstream, that the volume of tweets in relation to politics would have increased between 2009 and 2010 but it has actually decreased from 7% to 3%.

Entertainment tweets also fell from 38% in 2009 to 28% in 2010 – another surprise.

Twitter users have also gotten much more comfortable with the site with Hashtags rising significantly from just 9% in 2009 to 40% in 2010, making Hashtags the top trend category in 2010.Twitter Trends 2009

Twitter trends 2010What the Trend, the company behind these stats, track over 100,000 trends on Twitter and have also put together a review of the top 20 Twitter Trends of 2010 on their site which is worth a look.