求翻译：所有变量的样本时期为1993年01月至2009年12月，样本容量为204。对原始数据依次进行价格调整、X12季节调整和取自然对数的预处理，为了行文简洁，做了这些处理之后三个变量依然分别记为MPIt、BANKt和SETC t。是什么意思？

All variables for the sample period January 1993 to December 2009, the sample size of 204. The raw data in order to price adjustment, X12 seasonal adjustment and the natural logarithm of the pre-order language simple, do these three variables remained after treatment were recorded as MPIt, BANKt and

All variables for the sample period January 1993 to December 2009 samples, 204 capacity. The raw data followed by price-adjusted for seasonal adjustment, X 12 pre-processing of the natural logarithm and orientation, in order to read concise, with those 3 months after treatment were recorded as MPIt

All variable sample time was from January, 1993 to December, 2009, the sample capacity is 204.Carries on the price adjustment, the X12 season adjustment in turn to the primary data and takes the natural logarithm the pretreatment, is succinct, after has made these processing three variables for the

All variable samples between January 1993 and during the period, the sample size is 204. For raw data, and then click make a price adjustment, X12 pretreatment of seasonal adjustment and access to the natural logarithm, to simple, after you have made these three variables are still recorded as MPIt,

All variable samples between January 1993 and during the period, the sample size is 204. For raw data, and then click make a price adjustment, X12 pretreatment of seasonal adjustment and access to the natural logarithm, to simple, after you have made these three variables are still recorded as MPIt,