Analyse the following Inventory Turnover ratio to:

Briefly compare the averages for the first five years (2000 2004) to the last five years (2017 2021) in comparison with the industry of the three companies.

Please address the Efficiency of the companies.

Period Inventory Turnover Inventory Turnover 100 WALMART 80 60 40 costco 20 20002004 2005-2016 2017-2021 \begin{tabular}{llrrrr} Period & Year & COSTCO & MACY'S & WALMART & Industry \\ \hline 20002004 & 2000 & 6.61 & 2.19 & 34.73 & 3.05 \\ 2000-2004 & 2001 & 7.14 & 2.08 & 36.85 & 3.28 \\ \hline 20002004 & 2002 & 7.93 & 2.02 & 41.21 & 3.46 \\ \hline 20002004 & 2003 & 8.68 & 2.00 & 45.92 & 3.84 \\ \hline 20002004 & 2004 & 9.81 & 2.04 & 50.09 & 4.22 \\ \hline 20052016 & 2005 & 10.81 & 2.90 & 54.90 & 4.65 \\ \hline 20052016 & 2006 & 12.31 & 3.48 & 60.91 & 5.17 \\ \hline 20052016 & 2007 & 13.17 & 3.39 & 65.45 & 5.71 \\ \hline 20052016 & 2008 & 14.81 & 3.23 & 70.03 & 6.05 \\ \hline 20052016 & 2009 & 14.52 & 3.00 & 69.96 & 6.09 \\ \hline 20052016 & 2010 & 15.83 & 3.22 & 72.41 & 6.26 \\ \hline 20052016 & 2011 & 18.12 & 3.45 & 77.02 & 6.80 \\ \hline 20052016 & 2012 & 20.24 & 3.65 & 81.01 & 7.05 \\ \hline 20052016 & 2013 & 21.44 & 3.70 & 82.28 & 7.29 \\ \hline 20052016 & 2014 & 22.96 & 3.73 & 83.86 & 7.71 \\ \hline 20052016 & 2015 & 23.94 & 3.43 & 82.75 & 8.54 \\ \hline 20052016 & 2016 & 23.55 & 3.64 & 82.82 & 8.10 \\ \hline 20172021 & 2017 & 26.04 & 3.34 & 85.51 & 9.11 \\ \hline 20172021 & 2018 & 28.67 & 3.36 & 88.26 & 9.63 \\ \hline 20172021 & 2019 & 30.96 & 3.34 & 90.38 & 9.93 \\ \hline 20172021 & 2020 & 33.74 & 2.67 & 96.39 & 10.90 \\ \hline 20172021 & 2021 & 39.80 & 3.32 & 98.56 & 12.09 \\ \hline Average & & 18.68 & 3.05 & 70.51 & 6.84 \end{tabular} Year