Frequencies for first 10,000 rows of ilp variable in natl2013 dataset : Interval | Since Last | Pregnancy | RFP 571=? R | Freq. Percent Cum. ------------+----------------------------------- 3 | 117 1.17 1.17 5 | 1 0.01 1.18 6 | 2 0.02 1.20 7 | 3 0.03 1.23 8 | 12 0.12 1.35 9 | 49 0.49 1.84 10 | 106 1.06 2.90 11 | 123 1.23 4.13 12 | 133 1.33 5.46 13 | 144 1.44 6.90 14 | 129 1.29 8.19 15 | 138 1.38 9.57 16 | 109 1.09 10.66 17 | 150 1.50 12.16 18 | 138 1.38 13.54 19 | 117 1.17 14.71 20 | 143 1.43 16.14 21 | 146 1.46 17.60 22 | 135 1.35 18.95 23 | 124 1.24 20.19 24 | 128 1.28 21.47 25 | 145 1.45 22.92 26 | 124 1.24 24.16 27 | 115 1.15 25.31 28 | 124 1.24 26.55 29 | 120 1.20 27.75 30 | 114 1.14 28.89 31 | 103 1.03 29.92 32 | 95 0.95 30.87 33 | 87 0.87 31.74 34 | 83 0.83 32.57 35 | 81 0.81 33.38 36 | 96 0.96 34.34 37 | 84 0.84 35.18 38 | 66 0.66 35.84 39 | 74 0.74 36.58 40 | 82 0.82 37.40 41 | 63 0.63 38.03 42 | 45 0.45 38.48 43 | 60 0.60 39.08 44 | 55 0.55 39.63 45 | 45 0.45 40.08 46 | 39 0.39 40.47 47 | 39 0.39 40.86 48 | 44 0.44 41.30 49 | 41 0.41 41.71 50 | 37 0.37 42.08 51 | 34 0.34 42.42 52 | 34 0.34 42.76 53 | 34 0.34 43.10 54 | 32 0.32 43.42 55 | 26 0.26 43.68 56 | 39 0.39 44.07 57 | 30 0.30 44.37 58 | 44 0.44 44.81 59 | 27 0.27 45.08 60 | 31 0.31 45.39 61 | 29 0.29 45.68 62 | 31 0.31 45.99 63 | 27 0.27 46.26 64 | 24 0.24 46.50 65 | 17 0.17 46.67 66 | 18 0.18 46.85 67 | 23 0.23 47.08 68 | 18 0.18 47.26 69 | 24 0.24 47.50 70 | 28 0.28 47.78 71 | 12 0.12 47.90 72 | 21 0.21 48.11 73 | 23 0.23 48.34 74 | 9 0.09 48.43 75 | 21 0.21 48.64 76 | 24 0.24 48.88 77 | 21 0.21 49.09 78 | 21 0.21 49.30 79 | 12 0.12 49.42 80 | 9 0.09 49.51 81 | 16 0.16 49.67 82 | 12 0.12 49.79 83 | 19 0.19 49.98 84 | 13 0.13 50.11 85 | 9 0.09 50.20 86 | 13 0.13 50.33 87 | 10 0.10 50.43 88 | 17 0.17 50.60 89 | 9 0.09 50.69 90 | 8 0.08 50.77 91 | 8 0.08 50.85 92 | 10 0.10 50.95 93 | 6 0.06 51.01 94 | 4 0.04 51.05 95 | 8 0.08 51.13 96 | 10 0.10 51.23 97 | 4 0.04 51.27 98 | 8 0.08 51.35 99 | 9 0.09 51.44 100 | 6 0.06 51.50 101 | 6 0.06 51.56 102 | 10 0.10 51.66 103 | 7 0.07 51.73 104 | 4 0.04 51.77 105 | 4 0.04 51.81 106 | 4 0.04 51.85 107 | 6 0.06 51.91 108 | 4 0.04 51.95 109 | 8 0.08 52.03 110 | 5 0.05 52.08 111 | 3 0.03 52.11 112 | 7 0.07 52.18 113 | 5 0.05 52.23 114 | 4 0.04 52.27 115 | 5 0.05 52.32 116 | 3 0.03 52.35 117 | 2 0.02 52.37 118 | 1 0.01 52.38 119 | 1 0.01 52.39 120 | 6 0.06 52.45 121 | 5 0.05 52.50 122 | 4 0.04 52.54 123 | 4 0.04 52.58 124 | 6 0.06 52.64 125 | 4 0.04 52.68 126 | 5 0.05 52.73 127 | 1 0.01 52.74 128 | 4 0.04 52.78 129 | 3 0.03 52.81 131 | 3 0.03 52.84 132 | 4 0.04 52.88 133 | 1 0.01 52.89 134 | 3 0.03 52.92 135 | 2 0.02 52.94 136 | 2 0.02 52.96 137 | 3 0.03 52.99 138 | 3 0.03 53.02 139 | 2 0.02 53.04 140 | 1 0.01 53.05 141 | 2 0.02 53.07 142 | 2 0.02 53.09 143 | 3 0.03 53.12 144 | 2 0.02 53.14 145 | 3 0.03 53.17 146 | 2 0.02 53.19 147 | 1 0.01 53.20 148 | 3 0.03 53.23 149 | 1 0.01 53.24 150 | 2 0.02 53.26 151 | 1 0.01 53.27 152 | 3 0.03 53.30 153 | 2 0.02 53.32 154 | 1 0.01 53.33 155 | 4 0.04 53.37 156 | 1 0.01 53.38 157 | 1 0.01 53.39 158 | 1 0.01 53.40 161 | 2 0.02 53.42 163 | 1 0.01 53.43 164 | 1 0.01 53.44 165 | 1 0.01 53.45 166 | 1 0.01 53.46 167 | 1 0.01 53.47 168 | 3 0.03 53.50 169 | 1 0.01 53.51 171 | 3 0.03 53.54 172 | 2 0.02 53.56 173 | 2 0.02 53.58 175 | 2 0.02 53.60 177 | 1 0.01 53.61 178 | 2 0.02 53.63 179 | 1 0.01 53.64 181 | 1 0.01 53.65 183 | 1 0.01 53.66 186 | 1 0.01 53.67 187 | 4 0.04 53.71 190 | 1 0.01 53.72 192 | 3 0.03 53.75 193 | 1 0.01 53.76 194 | 1 0.01 53.77 196 | 2 0.02 53.79 199 | 1 0.01 53.80 202 | 1 0.01 53.81 203 | 2 0.02 53.83 205 | 1 0.01 53.84 211 | 1 0.01 53.85 212 | 1 0.01 53.86 214 | 1 0.01 53.87 222 | 1 0.01 53.88 229 | 1 0.01 53.89 244 | 1 0.01 53.90 246 | 1 0.01 53.91 250 | 1 0.01 53.92 262 | 1 0.01 53.93 270 | 1 0.01 53.94 299 | 1 0.01 53.95 888 | 2,792 27.92 81.87 999 | 1,813 18.13 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Dec 2015