Frequencies for first 10,000 rows of dterm variable in natl1987 dataset : Detail | Interval | Since | Termination | of Last | Pregnancy | Freq. Percent Cum. ------------+----------------------------------- 0 | 105 1.05 1.05 1 | 3 0.03 1.08 2 | 3 0.03 1.11 3 | 4 0.04 1.15 4 | 5 0.05 1.20 7 | 1 0.01 1.21 8 | 6 0.06 1.27 9 | 17 0.17 1.44 10 | 56 0.56 2.00 11 | 111 1.11 3.11 12 | 167 1.67 4.78 13 | 147 1.47 6.25 14 | 138 1.38 7.63 15 | 143 1.43 9.06 16 | 139 1.39 10.45 17 | 149 1.49 11.94 18 | 123 1.23 13.17 19 | 140 1.40 14.57 20 | 151 1.51 16.08 21 | 116 1.16 17.24 22 | 146 1.46 18.70 23 | 109 1.09 19.79 24 | 126 1.26 21.05 25 | 115 1.15 22.20 26 | 114 1.14 23.34 27 | 104 1.04 24.38 28 | 92 0.92 25.30 29 | 90 0.90 26.20 30 | 100 1.00 27.20 31 | 89 0.89 28.09 32 | 77 0.77 28.86 33 | 78 0.78 29.64 34 | 82 0.82 30.46 35 | 67 0.67 31.13 36 | 73 0.73 31.86 37 | 67 0.67 32.53 38 | 73 0.73 33.26 39 | 69 0.69 33.95 40 | 58 0.58 34.53 41 | 73 0.73 35.26 42 | 77 0.77 36.03 43 | 61 0.61 36.64 44 | 45 0.45 37.09 45 | 62 0.62 37.71 46 | 54 0.54 38.25 47 | 61 0.61 38.86 48 | 58 0.58 39.44 49 | 58 0.58 40.02 50 | 52 0.52 40.54 51 | 40 0.40 40.94 52 | 50 0.50 41.44 53 | 59 0.59 42.03 54 | 41 0.41 42.44 55 | 46 0.46 42.90 56 | 45 0.45 43.35 57 | 34 0.34 43.69 58 | 27 0.27 43.96 59 | 25 0.25 44.21 60 | 37 0.37 44.58 61 | 37 0.37 44.95 62 | 39 0.39 45.34 63 | 31 0.31 45.65 64 | 34 0.34 45.99 65 | 27 0.27 46.26 66 | 29 0.29 46.55 67 | 27 0.27 46.82 68 | 23 0.23 47.05 69 | 24 0.24 47.29 70 | 30 0.30 47.59 71 | 29 0.29 47.88 72 | 18 0.18 48.06 73 | 25 0.25 48.31 74 | 21 0.21 48.52 75 | 28 0.28 48.80 76 | 23 0.23 49.03 77 | 20 0.20 49.23 78 | 29 0.29 49.52 79 | 16 0.16 49.68 80 | 21 0.21 49.89 81 | 22 0.22 50.11 82 | 11 0.11 50.22 83 | 9 0.09 50.31 84 | 23 0.23 50.54 85 | 21 0.21 50.75 86 | 18 0.18 50.93 87 | 20 0.20 51.13 88 | 14 0.14 51.27 89 | 18 0.18 51.45 90 | 18 0.18 51.63 91 | 11 0.11 51.74 92 | 11 0.11 51.85 93 | 12 0.12 51.97 94 | 7 0.07 52.04 95 | 9 0.09 52.13 96 | 9 0.09 52.22 97 | 11 0.11 52.33 98 | 9 0.09 52.42 99 | 10 0.10 52.52 100 | 7 0.07 52.59 101 | 14 0.14 52.73 102 | 5 0.05 52.78 103 | 16 0.16 52.94 104 | 7 0.07 53.01 105 | 7 0.07 53.08 106 | 6 0.06 53.14 107 | 6 0.06 53.20 108 | 8 0.08 53.28 109 | 8 0.08 53.36 110 | 5 0.05 53.41 111 | 10 0.10 53.51 112 | 8 0.08 53.59 113 | 5 0.05 53.64 114 | 10 0.10 53.74 115 | 10 0.10 53.84 116 | 7 0.07 53.91 117 | 10 0.10 54.01 118 | 6 0.06 54.07 119 | 10 0.10 54.17 120 | 9 0.09 54.26 121 | 10 0.10 54.36 122 | 6 0.06 54.42 123 | 5 0.05 54.47 124 | 5 0.05 54.52 125 | 7 0.07 54.59 126 | 10 0.10 54.69 127 | 6 0.06 54.75 128 | 3 0.03 54.78 129 | 2 0.02 54.80 130 | 5 0.05 54.85 131 | 9 0.09 54.94 132 | 9 0.09 55.03 133 | 9 0.09 55.12 134 | 5 0.05 55.17 135 | 2 0.02 55.19 136 | 2 0.02 55.21 137 | 4 0.04 55.25 138 | 5 0.05 55.30 139 | 3 0.03 55.33 140 | 1 0.01 55.34 141 | 2 0.02 55.36 144 | 5 0.05 55.41 145 | 6 0.06 55.47 146 | 2 0.02 55.49 147 | 4 0.04 55.53 148 | 6 0.06 55.59 149 | 2 0.02 55.61 150 | 5 0.05 55.66 151 | 3 0.03 55.69 152 | 5 0.05 55.74 153 | 2 0.02 55.76 154 | 2 0.02 55.78 155 | 1 0.01 55.79 156 | 6 0.06 55.85 157 | 2 0.02 55.87 158 | 2 0.02 55.89 159 | 2 0.02 55.91 160 | 5 0.05 55.96 161 | 2 0.02 55.98 162 | 1 0.01 55.99 163 | 3 0.03 56.02 164 | 3 0.03 56.05 165 | 1 0.01 56.06 166 | 3 0.03 56.09 167 | 2 0.02 56.11 168 | 3 0.03 56.14 169 | 2 0.02 56.16 171 | 1 0.01 56.17 172 | 1 0.01 56.18 173 | 1 0.01 56.19 174 | 2 0.02 56.21 176 | 2 0.02 56.23 178 | 2 0.02 56.25 180 | 4 0.04 56.29 181 | 3 0.03 56.32 183 | 1 0.01 56.33 186 | 1 0.01 56.34 187 | 1 0.01 56.35 188 | 4 0.04 56.39 189 | 2 0.02 56.41 190 | 2 0.02 56.43 191 | 1 0.01 56.44 192 | 1 0.01 56.45 193 | 1 0.01 56.46 195 | 4 0.04 56.50 197 | 1 0.01 56.51 198 | 1 0.01 56.52 199 | 3 0.03 56.55 201 | 1 0.01 56.56 202 | 1 0.01 56.57 204 | 2 0.02 56.59 205 | 3 0.03 56.62 207 | 2 0.02 56.64 210 | 1 0.01 56.65 214 | 2 0.02 56.67 216 | 1 0.01 56.68 220 | 1 0.01 56.69 221 | 1 0.01 56.70 222 | 3 0.03 56.73 227 | 1 0.01 56.74 229 | 1 0.01 56.75 231 | 1 0.01 56.76 232 | 1 0.01 56.77 235 | 1 0.01 56.78 250 | 1 0.01 56.79 256 | 1 0.01 56.80 777 | 3,838 38.38 95.18 999 | 482 4.82 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 3 Jan 2016