Frequencies for first 10,000 rows of importdate variable in servarea2016 dataset : Import Date | Freq. Percent Cum. --------------------+----------------------------------- 2015-04-22 02:23:18 | 47 0.47 0.47 2015-04-24 10:46:48 | 18 0.18 0.65 2015-04-29 10:59:03 | 47 0.47 1.12 2015-05-01 02:23:41 | 85 0.85 1.97 2015-05-04 05:06:13 | 2 0.02 1.99 2015-05-05 11:48:23 | 4 0.04 2.03 2015-05-06 02:44:46 | 6 0.06 2.09 2015-05-07 07:54:20 | 2 0.02 2.11 2015-05-08 02:15:08 | 74 0.74 2.85 2015-05-09 02:20:02 | 55 0.55 3.40 2015-05-12 02:20:37 | 1 0.01 3.41 2015-05-16 13:12:29 | 2 0.02 3.43 2015-05-29 02:42:57 | 1 0.01 3.44 2015-06-20 02:24:16 | 1 0.01 3.45 2015-06-24 02:34:55 | 1 0.01 3.46 2015-06-30 02:19:14 | 1 0.01 3.47 2015-07-02 02:19:22 | 4 0.04 3.51 2015-07-03 02:33:58 | 125 1.25 4.76 2015-07-07 02:38:10 | 3 0.03 4.79 2015-07-08 02:47:08 | 4 0.04 4.83 2015-07-09 13:17:42 | 105 1.05 5.88 2015-07-10 02:19:03 | 130 1.30 7.18 2015-07-11 04:19:24 | 47 0.47 7.65 2015-07-16 02:22:15 | 1 0.01 7.66 2015-07-22 02:19:34 | 25 0.25 7.91 2015-08-04 02:44:40 | 32 0.32 8.23 2015-08-07 03:04:31 | 40 0.40 8.63 2015-08-11 02:55:25 | 203 2.03 10.66 2015-08-13 03:14:50 | 1 0.01 10.67 2015-08-18 03:25:03 | 230 2.30 12.97 2015-08-19 14:41:20 | 284 2.84 15.81 2015-08-20 09:36:54 | 24 0.24 16.05 2015-08-20 12:28:36 | 19 0.19 16.24 2015-08-21 03:45:06 | 82 0.82 17.06 2015-08-22 15:09:32 | 68 0.68 17.74 2015-08-22 23:36:24 | 76 0.76 18.50 2015-08-23 12:37:12 | 6 0.06 18.56 2015-08-23 14:39:40 | 31 0.31 18.87 2015-08-25 05:06:23 | 115 1.15 20.02 2015-08-25 12:56:34 | 25 0.25 20.27 2015-08-26 09:56:12 | 1,060 10.60 30.87 2015-08-27 03:52:03 | 377 3.77 34.64 2015-08-27 11:14:25 | 386 3.86 38.50 2015-08-27 15:13:29 | 86 0.86 39.36 2015-08-28 13:59:00 | 44 0.44 39.80 2015-08-30 09:33:32 | 1 0.01 39.81 2015-09-02 08:31:46 | 38 0.38 40.19 2015-09-25 04:20:25 | 43 0.43 40.62 2015-09-25 06:20:33 | 238 2.38 43.00 2015-09-27 18:35:28 | 72 0.72 43.72 2015-09-27 20:37:48 | 1 0.01 43.73 2015-10-18 12:35:12 | 471 4.71 48.44 2015-10-19 10:47:49 | 18 0.18 48.62 2015-10-20 04:38:50 | 164 1.64 50.26 2015-10-21 05:00:18 | 186 1.86 52.12 2015-10-21 17:48:08 | 85 0.85 52.97 2015-10-22 04:38:36 | 89 0.89 53.86 2015-10-23 02:29:38 | 70 0.70 54.56 2015-10-23 10:28:16 | 4 0.04 54.60 2015-10-29 11:27:21 | 6 0.06 54.66 2015-11-14 04:47:21 | 60 0.60 55.26 2015-11-16 04:35:20 | 3 0.03 55.29 2015-11-17 13:45:28 | 3 0.03 55.32 2015-11-17 16:15:02 | 1 0.01 55.33 2015-11-18 07:25:09 | 32 0.32 55.65 2015-11-18 10:26:26 | 108 1.08 56.73 2016-01-22 04:00:42 | 1,009 10.09 66.82 2016-01-23 05:53:30 | 305 3.05 69.87 2016-01-26 05:20:14 | 190 1.90 71.77 2016-01-26 09:59:26 | 612 6.12 77.89 2016-01-27 05:35:40 | 21 0.21 78.10 2016-01-27 11:15:49 | 1 0.01 78.11 2016-01-28 05:11:31 | 615 6.15 84.26 2016-01-28 08:29:40 | 23 0.23 84.49 2016-01-29 04:56:16 | 24 0.24 84.73 2016-01-29 07:27:50 | 782 7.82 92.55 2016-01-30 06:15:26 | 4 0.04 92.59 2016-02-03 05:57:02 | 34 0.34 92.93 2016-03-02 04:41:46 | 57 0.57 93.50 2016-03-03 04:57:49 | 14 0.14 93.64 2016-03-04 04:36:30 | 13 0.13 93.77 2016-03-05 07:51:04 | 2 0.02 93.79 2016-03-08 06:56:35 | 14 0.14 93.93 2016-03-31 08:23:43 | 11 0.11 94.04 2016-03-31 13:35:32 | 16 0.16 94.20 2016-04-04 11:25:42 | 202 2.02 96.22 2016-06-06 12:06:06 | 77 0.77 96.99 2016-07-07 07:50:21 | 178 1.78 98.77 2016-07-08 07:33:42 | 86 0.86 99.63 2016-07-12 17:05:10 | 37 0.37 100.00 --------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 9 Oct 2016