Frequencies for percentchangestr variable in nadacc20170531 dataset : Percent | Change | NADAC Per | Unit NADAC | Per Unit | Freq. Percent Cum. ------------+----------------------------------- 17.41% | 3 6.98 6.98 2.19% | 1 2.33 9.30 31.41% | 6 13.95 23.26 35.56% | 10 23.26 46.51 5.00% | 1 2.33 48.84 5.93% | 13 30.23 79.07 59.54% | 8 18.60 97.67 9.00% | 1 2.33 100.00 ------------+----------------------------------- Total | 43 100.00 by Jean Roth , jroth@nber.org , 10 Feb 2018