Your stats say that you have played over 1800 A/S matches and only 35 ranked rounds Are you beginning to get tired of the inconsistent way that your equipment plays?
A level 91 Amateur - Really ??
.It might be a good idea to start playing more tournaments and less A/S matches. That way you do not have to worry about somebody leaving in the middle of a round (since you're the only 'somebody' playing).