The table below shows the growth of new car dealers over a 17-year period. Use the data to predict the number of new car dealers on the basis of the amount spent on used vehicles and parts, total excluding vehicles and parts, and gasoline stations. Discuss the results, highlighting both the significant and nonsignificant predictors.

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New Car Dealers Year 1 31,817 2 32,737 3 35,600 4 41,166 5 44,037 6 46,821 7 52,879 8 54,308 9 58,721 10 61,031 11 63,518 12 69,161 13 68,184 14 68,141 Used Vehicles and Parts 6,853 6,931 7,457 8,492 8,810 9,444 10,722 11,038 11,393 12,872 14,009 14,303 14,394 14,559 Total Excluding Used Vehicles and Parts 146,390 149,995 156,278 164,334 168,231 172,174 183,217 191,149 201,418 213,935 222,920 236,061 248,566 264,021 Gas Stations 17,139 17,009 17,202 17,251 17,872 20,105 20,380 19,607 21,535 26,676 26,986 28,138 29,951 33,364