Date VolShorted ShortVol RegularVol Jan 16 31.08% 217,260 699,134 Jan 15 17.04% 179,254 1,051,824 Jan 14 34.81% 555,306 1,595,166 Jan 13 30.46% 1,104,123 3,624,441 Jan 12 16.57% 736,170 4,442,973 Jan 09 31.44% 1,703,859 5,419,700 Jan 08 28.56% 1,265,258 4,430,758 Jan 07 34.45% 322,857 937,062 Jan 06 84.99% 264,005 310,640 Jan 05 64.06% 836,010 1,305,120 Jan 02 75.02% 191,645 255,467