

 

With the following dataset, trl =1, 2,3, how to extract data with the time repeated 3 times. For example, I am only interested in the data records with time repeated 3 times. time=0.1 only has 1 time, we don't want it,  time=0.3 only has two times, we don't want it, and so on. Thanks a lot.
 
time surv trl 
1 0.0 0.990 1
124 0.0 0.995 2
250 0.0 0.980 3
125 0.1 0.990 2
2 0.2 0.985 1
126 0.2 0.985 2
251 0.2 0.975 3
3 0.3 0.980 1
127 0.3 0.980 2
4 0.4 0.975 1
128 0.4 0.975 2
252 0.4 0.965 3
5 0.5 0.970 1
6 0.6 0.965 1
129 0.6 0.970 2
253 0.6 0.955 3
7 0.8 0.960 1
130 0.8 0.960 2
254 0.8 0.950 3
131 0.9 0.955 2
255 0.9 0.945 3
8 1.0 0.955 1
256 1.0 0.940 3
time surv trl 
257 1.3 0.935 3
9 1.7 0.950 1
132 1.8 0.950 2
258 1.8 0.930 3
133 1.9 0.945 2
259 1.9 0.925 3
10 2.0 0.945 1
134 2.0 0.935 2
260 2.1 0.915 3
11 2.2 0.935 1
135 2.2 0.930 2
261 2.2 0.905 3
12 2.4 0.930 1
262 2.4 0.900 3
13 2.5 0.925 1
136 2.5 0.925 2
263 2.5 0.895 3
137 2.6 0.915 2
264 2.6 0.880 3
14 2.7 0.915 1
138 2.7 0.895 2
265 2.7 0.870 3
15 2.8 0.910 1
time surv trl 
266 2.8 0.860 3
16 2.9 0.895 1
267 2.9 0.855 3
17 3.0 0.890 1
139 3.0 0.885 2
268 3.0 0.840 3
18 3.1 0.885 1
269 3.1 0.835 3
19 3.2 0.880 1
270 3.2 0.830 3
20 3.3 0.875 1
140 3.3 0.880 2
141 3.4 0.870 2
21 3.5 0.870 1
142 3.8 0.855 2
271 3.8 0.825 3
22 3.9 0.860 1
143 3.9 0.845 2
272 3.9 0.820 3
273 4.0 0.805 3
144 4.1 0.840 2
274 4.1 0.800 3
145 4.2 0.835 2
time surv trl 
275 4.2 0.795 3
23 4.3 0.855 1
24 4.4 0.850 1
146 4.4 0.830 2
276 4.4 0.790 3
25 4.5 0.835 1
147 4.5 0.825 2
277 4.5 0.785 3
26 4.6 0.820 1
278 4.6 0.780 3
27 4.7 0.810 1
148 4.7 0.820 2
28 4.8 0.805 1
29 4.9 0.800 1
149 4.9 0.815 2
279 5.0 0.770 3
30 5.1 0.790 1
150 5.1 0.805 2
31 5.2 0.785 1
151 5.2 0.800 2
32 5.3 0.780 1
152 5.3 0.795 2
33 5.4 0.775 1
time surv trl 
280 5.4 0.750 3
153 5.5 0.790 2
34 5.6 0.765 1
281 5.7 0.745 3
154 5.8 0.775 2
155 5.9 0.770 2
35 6.0 0.760 1
282 6.0 0.740 3
283 6.1 0.735 3
36 6.2 0.750 1
284 6.2 0.725 3
285 6.3 0.720 3
37 6.4 0.745 1
156 6.4 0.765 2
157 6.5 0.760 2
286 6.5 0.710 3
38 6.6 0.735 1
158 6.6 0.755 2
159 6.7 0.745 2
287 6.7 0.700 3
288 6.8 0.690 3
39 6.9 0.725 1
160 6.9 0.735 2
time surv trl 
289 6.9 0.685 3
40 7.0 0.715 1
161 7.0 0.720 2
41 7.1 0.710 1
162 7.1 0.710 2
42 7.2 0.705 1
290 7.2 0.670 3
43 7.3 0.700 1
163 7.3 0.705 2
44 7.4 0.690 1
164 7.4 0.700 2
291 7.4 0.660 3
165 7.5 0.690 2
292 7.6 0.650 3
45 7.7 0.685 1
166 7.8 0.685 2
46 7.9 0.680 1
167 7.9 0.680 2
293 7.9 0.645 3
47 8.0 0.675 1
168 8.0 0.675 2
294 8.0 0.640 3
48 8.1 0.665 1
time surv trl 
295 8.1 0.635 3
49 8.4 0.655 1
296 8.4 0.625 3
169 8.5 0.670 2
297 8.5 0.620 3
170 8.6 0.665 2
50 8.7 0.645 1
171 8.7 0.660 2
298 8.7 0.615 3
172 8.8 0.655 2
51 8.9 0.635 1
52 9.0 0.630 1
53 9.1 0.620 1
173 9.1 0.650 2
54 9.2 0.610 1
174 9.2 0.640 2
55 9.3 0.600 1
175 9.4 0.635 2
299 9.4 0.605 3
176 9.5 0.620 2
177 9.6 0.610 2
300 9.6 0.595 3
178 9.7 0.605 2
time surv trl 
179 9.8 0.600 2
301 9.8 0.590 3
56 9.9 0.595 1
180 9.9 0.595 2
302 9.9 0.585 3
303 10.0 0.580 3
181 10.1 0.590 2
57 10.2 0.590 1
304 10.2 0.575 3
182 10.4 0.585 2
183 10.5 0.570 2
184 10.6 0.565 2
305 10.6 0.570 3
58 10.7 0.580 1
185 10.7 0.560 2
186 10.8 0.555 2
187 11.0 0.545 2
188 11.1 0.540 2
306 11.1 0.565 3
59 11.2 0.575 1
189 11.3 0.535 2
307 11.3 0.555 3
60 11.4 0.560 1
time surv trl 
190 11.4 0.530 2
308 11.6 0.550 3
61 11.7 0.555 1
309 11.8 0.545 3
62 11.9 0.550 1
191 11.9 0.525 2
310 11.9 0.540 3
63 12.0 0.545 1
192 12.0 0.520 2
311 12.0 0.535 3
193 12.1 0.505 2
312 12.2 0.525 3
64 12.3 0.540 1
194 12.6 0.500 2
313 12.6 0.520 3
314 12.9 0.515 3
195 13.0 0.495 2
315 13.2 0.505 3
316 13.4 0.500 3
65 13.5 0.535 1
196 13.5 0.490 2
317 13.5 0.495 3
66 13.6 0.530 1
time surv trl 
197 13.6 0.485 2
318 13.6 0.480 3
67 13.7 0.525 1
198 13.7 0.480 2
199 13.8 0.475 2
319 13.9 0.475 3
68 14.1 0.520 1
200 14.1 0.470 2
69 14.2 0.515 1
201 14.2 0.465 2
70 14.5 0.510 1
320 14.5 0.470 3
321 14.6 0.460 3
202 14.8 0.460 2
71 15.0 0.505 1
72 15.2 0.495 1
322 15.4 0.450 3
73 15.5 0.490 1
203 15.5 0.455 2
323 15.5 0.445 3
74 15.6 0.485 1
204 15.7 0.450 2
324 15.7 0.440 3
time surv trl 
205 15.8 0.445 2
325 15.8 0.435 3
75 16.0 0.480 1
76 16.1 0.475 1
206 16.1 0.440 2
77 16.2 0.470 1
326 16.2 0.430 3
207 16.3 0.435 2
327 16.5 0.425 3
78 16.6 0.465 1
208 16.7 0.430 2
328 16.7 0.420 3
209 16.8 0.420 2
329 16.8 0.415 3
330 16.9 0.410 3
79 17.0 0.460 1
80 17.1 0.455 1
210 17.1 0.415 2
81 17.2 0.450 1
331 17.2 0.405 3
82 17.3 0.435 1
332 17.3 0.400 3
83 17.4 0.430 1
time surv trl 
333 17.5 0.390 3
334 17.6 0.385 3
84 17.7 0.425 1
335 17.7 0.380 3
211 18.1 0.410 2
212 18.2 0.405 2
85 18.3 0.420 1
213 18.4 0.400 2
336 18.4 0.370 3
214 18.5 0.395 2
86 18.6 0.415 1
87 18.9 0.410 1
337 18.9 0.365 3
338 19.2 0.355 3
339 19.3 0.350 3
88 19.4 0.405 1
340 19.4 0.345 3
89 19.5 0.400 1
215 19.5 0.390 2
216 19.6 0.385 2
217 19.7 0.380 2
341 19.7 0.340 3
90 19.8 0.395 1
time surv trl 
91 19.9 0.390 1
92 20.0 0.385 1
93 20.1 0.380 1
218 20.4 0.370 2
219 20.5 0.365 2
342 20.5 0.330 3
220 20.8 0.360 2
343 20.9 0.325 3
221 21.0 0.355 2
344 21.0 0.320 3
94 21.1 0.375 1
345 21.1 0.315 3
222 21.2 0.350 2
95 21.5 0.370 1
96 21.7 0.365 1
97 22.0 0.360 1
223 22.0 0.345 2
346 22.3 0.310 3
224 22.4 0.335 2
98 23.0 0.355 1
347 23.0 0.305 3
348 23.2 0.300 3
349 23.4 0.295 3
time surv trl 
99 23.5 0.350 1
225 23.5 0.330 2
226 23.8 0.325 2
227 24.0 0.320 2
228 24.4 0.315 2
100 24.5 0.345 1
101 24.7 0.340 1
229 24.7 0.310 2
230 24.8 0.305 2
102 25.1 0.335 1
350 25.3 0.290 3
231 25.6 0.295 2
103 25.7 0.330 1
232 25.7 0.290 2
351 25.8 0.285 3
352 25.9 0.280 3
104 26.0 0.325 1
233 26.0 0.285 2
234 26.2 0.280 2
105 26.4 0.320 1
106 26.5 0.310 1
235 26.6 0.275 2
107 26.9 0.305 1
time surv trl 
236 27.2 0.270 2
353 27.2 0.275 3
354 27.3 0.270 3
237 27.5 0.265 2
355 27.6 0.265 3
108 28.0 0.300 1
109 28.1 0.295 1
110 28.4 0.290 1
111 28.6 0.285 1
238 28.6 0.260 2
112 28.7 0.275 1
113 28.9 0.270 1
356 29.0 0.260 3
239 29.1 0.255 2
357 29.5 0.255 3
240 29.7 0.245 2
114 29.9 0.265 1
115 30.2 0.260 1
241 30.3 0.240 2
242 30.9 0.235 2
116 31.4 0.255 1
243 31.5 0.230 2
117 31.8 0.250 1
time surv trl 
118 31.9 0.245 1
119 32.5 0.240 1
244 32.5 0.225 2
358 32.7 0.250 3
245 32.8 0.220 2
246 33.2 0.215 2
359 33.9 0.245 3
360 34.3 0.240 3
361 34.5 0.235 3
247 34.6 0.210 2
362 34.8 0.230 3
120 35.1 0.235 1
248 35.6 0.200 2
363 36.0 0.215 3
121 36.6 0.230 1
122 37.1 0.225 1
364 37.2 0.210 3
365 37.3 0.205 3
249 37.6 0.195 2
366 37.8 0.200 3
367 38.3 0.195 3
368 38.6 0.190 3
369 39.5 0.185 3
time surv trl 
123 39.7 0.220 1
 		 	   		  
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