Frequencies for first 10,000 rows of ilpcv_dob variable in natl2013 dataset : Interval | Between | Last | Prenatal | Care Visit | & Date of | Delivery | RFP | 700=f_ilpcv | _dob | Freq. Percent Cum. ------------+----------------------------------- 0 | 292 2.92 2.92 1 | 1,351 13.51 16.43 2 | 1,046 10.46 26.89 3 | 843 8.43 35.32 4 | 714 7.14 42.46 5 | 684 6.84 49.30 6 | 585 5.85 55.15 7 | 562 5.62 60.77 8 | 385 3.85 64.62 9 | 245 2.45 67.07 10 | 187 1.87 68.94 11 | 182 1.82 70.76 12 | 149 1.49 72.25 13 | 134 1.34 73.59 14 | 142 1.42 75.01 15 | 122 1.22 76.23 16 | 109 1.09 77.32 17 | 98 0.98 78.30 18 | 86 0.86 79.16 19 | 84 0.84 80.00 20 | 86 0.86 80.86 21 | 85 0.85 81.71 22 | 78 0.78 82.49 23 | 64 0.64 83.13 24 | 63 0.63 83.76 25 | 54 0.54 84.30 26 | 49 0.49 84.79 27 | 65 0.65 85.44 28 | 52 0.52 85.96 29 | 44 0.44 86.40 30 | 44 0.44 86.84 31 | 42 0.42 87.26 32 | 39 0.39 87.65 33 | 35 0.35 88.00 34 | 34 0.34 88.34 35 | 31 0.31 88.65 36 | 26 0.26 88.91 37 | 23 0.23 89.14 38 | 12 0.12 89.26 39 | 17 0.17 89.43 40 | 20 0.20 89.63 41 | 18 0.18 89.81 42 | 15 0.15 89.96 43 | 23 0.23 90.19 44 | 9 0.09 90.28 45 | 12 0.12 90.40 46 | 19 0.19 90.59 47 | 16 0.16 90.75 48 | 10 0.10 90.85 49 | 6 0.06 90.91 50 | 6 0.06 90.97 51 | 12 0.12 91.09 52 | 6 0.06 91.15 53 | 11 0.11 91.26 54 | 6 0.06 91.32 55 | 7 0.07 91.39 56 | 14 0.14 91.53 57 | 10 0.10 91.63 58 | 7 0.07 91.70 59 | 11 0.11 91.81 60 | 6 0.06 91.87 61 | 8 0.08 91.95 62 | 7 0.07 92.02 63 | 6 0.06 92.08 64 | 9 0.09 92.17 65 | 14 0.14 92.31 66 | 5 0.05 92.36 67 | 5 0.05 92.41 68 | 7 0.07 92.48 69 | 11 0.11 92.59 70 | 3 0.03 92.62 71 | 7 0.07 92.69 72 | 7 0.07 92.76 73 | 6 0.06 92.82 74 | 4 0.04 92.86 75 | 6 0.06 92.92 76 | 3 0.03 92.95 77 | 10 0.10 93.05 78 | 3 0.03 93.08 79 | 7 0.07 93.15 80 | 7 0.07 93.22 81 | 1 0.01 93.23 82 | 5 0.05 93.28 83 | 6 0.06 93.34 84 | 7 0.07 93.41 85 | 5 0.05 93.46 86 | 5 0.05 93.51 87 | 2 0.02 93.53 88 | 4 0.04 93.57 89 | 6 0.06 93.63 90 | 8 0.08 93.71 91 | 4 0.04 93.75 92 | 4 0.04 93.79 93 | 7 0.07 93.86 94 | 4 0.04 93.90 95 | 6 0.06 93.96 96 | 3 0.03 93.99 97 | 2 0.02 94.01 98 | 66 0.66 94.67 99 | 533 5.33 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Dec 2015