This is the best social media analytics website and you just enter the word which you want to search and press search button.
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The percentage showing in top left of the image :
1.strength:strength is the likelihood your brand is being discussed in social media.
2.sentiment:sentiment is the ratio of mentions that are generally positive to those that are generally negative.
3.passion :passion is the measure of likelihoodthat indiduals taking about your brand in social media.
4.reach:reach is the measure of the rangeof influence.
5.sentiment:number of mentions by sentiment
positive:reached positive
neutral:which is in neutral
negative:reached in negative sentiment
Keywords:
top keyword used in social media for the your search.
Top Users:Authors who frequently mention the search place.
Top Hashtags:most frequently used hashtags and number of times mentioned.
Sources:the list of sources with nuber of listing of your search mentions.
and also you can search particular mentions in blogs,Microblogs,Bookmarks,Comments,Events,Images,News,Video,Audio,Q&A,Networks and All in top menu.
this website is much useful for social media world.