Frequencies for first 10,000 rows of disllb variable in natl1987 dataset : Interval | since last | live birth | Freq. Percent Cum. ------------+----------------------------------- 0 | 106 1.06 1.06 2 | 1 0.01 1.07 3 | 2 0.02 1.09 4 | 1 0.01 1.10 7 | 1 0.01 1.11 8 | 2 0.02 1.13 9 | 6 0.06 1.19 10 | 21 0.21 1.40 11 | 48 0.48 1.88 12 | 97 0.97 2.85 13 | 98 0.98 3.83 14 | 92 0.92 4.75 15 | 113 1.13 5.88 16 | 108 1.08 6.96 17 | 116 1.16 8.12 18 | 101 1.01 9.13 19 | 111 1.11 10.24 20 | 141 1.41 11.65 21 | 103 1.03 12.68 22 | 133 1.33 14.01 23 | 97 0.97 14.98 24 | 118 1.18 16.16 25 | 102 1.02 17.18 26 | 102 1.02 18.20 27 | 106 1.06 19.26 28 | 97 0.97 20.23 29 | 90 0.90 21.13 30 | 102 1.02 22.15 31 | 94 0.94 23.09 32 | 81 0.81 23.90 33 | 83 0.83 24.73 34 | 81 0.81 25.54 35 | 71 0.71 26.25 36 | 75 0.75 27.00 37 | 69 0.69 27.69 38 | 82 0.82 28.51 39 | 73 0.73 29.24 40 | 63 0.63 29.87 41 | 78 0.78 30.65 42 | 72 0.72 31.37 43 | 56 0.56 31.93 44 | 47 0.47 32.40 45 | 72 0.72 33.12 46 | 57 0.57 33.69 47 | 63 0.63 34.32 48 | 64 0.64 34.96 49 | 62 0.62 35.58 50 | 56 0.56 36.14 51 | 50 0.50 36.64 52 | 54 0.54 37.18 53 | 63 0.63 37.81 54 | 45 0.45 38.26 55 | 55 0.55 38.81 56 | 51 0.51 39.32 57 | 37 0.37 39.69 58 | 27 0.27 39.96 59 | 27 0.27 40.23 60 | 38 0.38 40.61 61 | 39 0.39 41.00 62 | 40 0.40 41.40 63 | 39 0.39 41.79 64 | 34 0.34 42.13 65 | 30 0.30 42.43 66 | 40 0.40 42.83 67 | 30 0.30 43.13 68 | 27 0.27 43.40 69 | 26 0.26 43.66 70 | 34 0.34 44.00 71 | 32 0.32 44.32 72 | 23 0.23 44.55 73 | 27 0.27 44.82 74 | 25 0.25 45.07 75 | 35 0.35 45.42 76 | 27 0.27 45.69 77 | 20 0.20 45.89 78 | 34 0.34 46.23 79 | 21 0.21 46.44 80 | 24 0.24 46.68 81 | 20 0.20 46.88 82 | 14 0.14 47.02 83 | 13 0.13 47.15 84 | 26 0.26 47.41 85 | 21 0.21 47.62 86 | 19 0.19 47.81 87 | 26 0.26 48.07 88 | 16 0.16 48.23 89 | 21 0.21 48.44 90 | 19 0.19 48.63 91 | 13 0.13 48.76 92 | 14 0.14 48.90 93 | 13 0.13 49.03 94 | 11 0.11 49.14 95 | 12 0.12 49.26 96 | 14 0.14 49.40 97 | 16 0.16 49.56 98 | 9 0.09 49.65 99 | 14 0.14 49.79 100 | 8 0.08 49.87 101 | 14 0.14 50.01 102 | 7 0.07 50.08 103 | 15 0.15 50.23 104 | 8 0.08 50.31 105 | 7 0.07 50.38 106 | 9 0.09 50.47 107 | 9 0.09 50.56 108 | 7 0.07 50.63 109 | 9 0.09 50.72 110 | 5 0.05 50.77 111 | 14 0.14 50.91 112 | 9 0.09 51.00 113 | 6 0.06 51.06 114 | 12 0.12 51.18 115 | 12 0.12 51.30 116 | 14 0.14 51.44 117 | 11 0.11 51.55 118 | 4 0.04 51.59 119 | 12 0.12 51.71 120 | 12 0.12 51.83 121 | 12 0.12 51.95 122 | 9 0.09 52.04 123 | 10 0.10 52.14 124 | 8 0.08 52.22 125 | 7 0.07 52.29 126 | 11 0.11 52.40 127 | 9 0.09 52.49 128 | 4 0.04 52.53 129 | 4 0.04 52.57 130 | 5 0.05 52.62 131 | 10 0.10 52.72 132 | 11 0.11 52.83 133 | 10 0.10 52.93 134 | 5 0.05 52.98 135 | 2 0.02 53.00 136 | 3 0.03 53.03 137 | 5 0.05 53.08 138 | 5 0.05 53.13 139 | 3 0.03 53.16 140 | 1 0.01 53.17 141 | 3 0.03 53.20 142 | 3 0.03 53.23 143 | 1 0.01 53.24 144 | 7 0.07 53.31 145 | 9 0.09 53.40 146 | 3 0.03 53.43 147 | 4 0.04 53.47 148 | 7 0.07 53.54 149 | 2 0.02 53.56 150 | 5 0.05 53.61 151 | 3 0.03 53.64 152 | 5 0.05 53.69 153 | 2 0.02 53.71 154 | 2 0.02 53.73 155 | 2 0.02 53.75 156 | 6 0.06 53.81 157 | 2 0.02 53.83 158 | 2 0.02 53.85 159 | 3 0.03 53.88 160 | 6 0.06 53.94 161 | 2 0.02 53.96 162 | 3 0.03 53.99 163 | 3 0.03 54.02 164 | 4 0.04 54.06 165 | 3 0.03 54.09 166 | 4 0.04 54.13 167 | 2 0.02 54.15 168 | 3 0.03 54.18 169 | 2 0.02 54.20 171 | 2 0.02 54.22 172 | 2 0.02 54.24 173 | 2 0.02 54.26 174 | 2 0.02 54.28 175 | 1 0.01 54.29 176 | 2 0.02 54.31 178 | 2 0.02 54.33 180 | 3 0.03 54.36 181 | 3 0.03 54.39 183 | 3 0.03 54.42 186 | 2 0.02 54.44 187 | 1 0.01 54.45 188 | 5 0.05 54.50 189 | 3 0.03 54.53 190 | 3 0.03 54.56 191 | 2 0.02 54.58 192 | 1 0.01 54.59 193 | 2 0.02 54.61 195 | 4 0.04 54.65 197 | 2 0.02 54.67 198 | 1 0.01 54.68 199 | 4 0.04 54.72 200 | 1 0.01 54.73 201 | 1 0.01 54.74 202 | 1 0.01 54.75 204 | 2 0.02 54.77 205 | 3 0.03 54.80 207 | 2 0.02 54.82 210 | 1 0.01 54.83 211 | 1 0.01 54.84 214 | 2 0.02 54.86 216 | 1 0.01 54.87 220 | 1 0.01 54.88 221 | 1 0.01 54.89 222 | 3 0.03 54.92 227 | 1 0.01 54.93 228 | 1 0.01 54.94 229 | 1 0.01 54.95 231 | 1 0.01 54.96 232 | 1 0.01 54.97 235 | 1 0.01 54.98 250 | 1 0.01 54.99 777 | 4,438 44.38 99.37 999 | 63 0.63 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 3 Jan 2016