https://www.bankofcanada.ca/?p=91449 BOS underlying indicator - standardized units - principal component 0.6614999771 -2.3347001076 -3.4430000782 -4.8274998665 -2.7997999191 0.8639000058 0.6620000005 -0.4885999858 -0.6122999787 -1.7898999453 -0.3257000148 -0.7030000091 -0.6172000170 1.0907000303 1.3049000502 0.6284999847 1.4622999430 1.2250000238 3.2133998871 3.0230000019 2.5450999737 2.1235001087 1.5135999918 1.4016000032 2.3552000523 1.4302999973 0.5516999960 0.7096999884 0.2854000032 1.7927999496 -0.7157999873 -7.1673998833 -6.3810000420 -4.2932000160 -2.4112999439 -1.0479999781 -0.0179999992 1.2164000273 1.6363999844 2.0534000397 1.9071999788 3.4072000980 1.0038000345 1.1944999695 1.7235000134 1.8006000519 0.3835000098 -0.1164000034 -0.9700000286 0.0410999991 0.4523999989 0.8216000199 2.1098001003 0.2549000084 1.4672000408 -0.3824000061 -0.5636000037 -1.1196000576 -0.9943000078 -2.7553999424 -1.3076000214 -1.4857000113 -0.6463999748