How many people in the world are socially inept and socially clumsy?

However they present themselves as normal , healthy and in some cases even attractive? Am I the only person who has severely poor social skills? My behavior manifests itself in a way which I have a lot of mishaps or make a lot of mistakes . Very accident prone and clumsy around other people . Not able to carry on or hold a decent conversation . Little to no knowledge about facts : Such as sports, the news, politics , cars etc. Sometimes its difficult to maintain eye contact There is anger , where I feel oftentimes most people are out to get me. There is general anxiety , where I 99.9 percent of time wish to be alone with no one else around me. Various other behaviors.