George Kyparisis makes bowling balls in his Miami plant. With recent increases in his costs, he has a newfound interest in efficiency. George is interested in determining the productivity of his organization. He would like to know if his organization is maintaining the manufacturing average of a $3\%$ increase in productivity. He has the following data representing a month from last year and an equivalent month this year:

$\backslash$table$[[,$Last Year,Now$],[$Units Produced,$1,000,1,000],[$Labor $($hours$),300,275],[$Resin $($pounds$),60,46],[$Capital Invested $($$$),8,500,11,000],[$Energy $($BTU$),2,950,2,750]]$

The productivity change for each of the inputs $($Labor$,$ Resin, Capital, and Energy$)$ is: