As you can see why.
Historical Short Volume Data for PSID
Date Close High Low Volume Short Volume % of Vol Shorted
Dec 08 NA NA NA 334,174,417 79,450,247 23.78%
Dec 07 NA NA NA 216,864,008 35,246,586 16.25%
Dec 06 NA NA NA 346,978,351 77,112,038 22.22%
Dec 05 NA NA NA 206,312,905 38,485,320 18.65%
Dec 02 NA NA NA 353,380,882 60,302,954 17.06%
Dec 01 NA NA NA 501,467,401 86,485,803 17.25%
Nov 30 NA NA NA 280,637,972 40,916,761 14.58%
Nov 29 NA NA NA 392,327,562 105,232,201 26.82%
Nov 28 NA NA NA 473,273,888 104,971,159 22.18%
Nov 25 NA NA NA 206,152,741 57,525,026 27.90%
Nov 23 NA NA NA 355,912,740 88,895,298 24.98%
Nov 22 NA NA NA 321,328,390 56,793,758 17.67%
Nov 21 NA NA NA 343,326,582 73,526,242 21.42%
Nov 18 NA NA NA 69,235,630 14,879,548 21.49%
Nov 17 NA NA NA 146,713,236 35,056,182 23.89%
Nov 16 NA NA NA 230,752,760 82,221,161 35.63%
Nov 15 NA NA NA 63,208,279 22,539,665 35.66%
Nov 14 NA NA NA 78,825,327 16,599,604 21.06%
Nov 11 NA NA NA 126,142,984 27,604,725 21.88%
Nov 10 NA NA NA 76,622,066 22,443,285 29.29%
Nov 09 NA NA NA 50,969,829 11,696,736 22.95%