The table provided presents data related to the level of personal consumption expenses of the Puerto Rican population for the period from 2001 to 2017, real data. We are interested in identifying the best statistical relationship between the level of personal consumption expenses with the level of the inflation rate and total employment.

Personal Consumption Expenses Total Employment Rate of Inflation Y X W 2001 37,590.30 1,144 2.70 2002 38,844.90 1,152 -1.00 2003 40,973.40 1,188 190 2004 43,396.00 1,206 0.90 2005 47,065.15 1,213 4.15 2006 50,148.83 1,254 6.56 2007 52,086.58 1,263 4.22 2008 54,553.80 1,203 4.50 2009 65,122.10 1,144 2.80 2010 56,783.80 1,075 200 2011 58,154.80 1,043 1.80 2012 60,897.00 1,024 2.60 2013 62,477.60 1,012 0.90 2014 61,899.40 988 0.90 2015 61,640.50 979 -0.30 2016 61,496.60 992 -0.20 2017 61,562.70 989 0.60