cycle, date & time, latitude, longitude, voltage, voltage pump on, voltage no load, surface pressure, maximum pressure 001, 2015/11/26 16:45:22, -50.043, 111.526, NaN, 15.42, 15.50, -0.10, 1989.10 002, 2015/12/06 11:32:09, -49.874, 111.917, NaN, 15.27, 15.42, 0.13, 1993.40 003, 2015/12/16 06:53:19, -49.678, 112.738, NaN, 15.12, 15.27, -0.19, 1993.80 004, 2015/12/26 02:57:03, -49.486, 113.988, NaN, 15.04, 15.19, -0.30, 1994.50 005, 2016/01/04 21:47:32, -50.024, 115.136, NaN, 14.96, 15.04, -0.31, 1993.10 006, 2016/01/14 18:00:24, -50.850, 116.553, NaN, 14.81, 14.96, -0.14, 1994.00 007, 2016/01/24 13:45:41, -51.028, 117.766, NaN, 14.73, 14.88, -0.22, 1978.30 008, 2016/02/03 08:54:26, -50.763, 119.135, NaN, 14.65, 14.81, 0.12, 1997.30 009, 2016/02/13 05:50:04, -50.085, 120.416, NaN, 14.58, 14.73, -0.16, 1983.70 010, 2016/02/23 00:52:09, -50.393, 121.542, NaN, 14.58, 14.65, -0.33, 1989.90 011, 2016/03/03 21:01:32, -50.634, 123.361, NaN, 14.50, 14.65, -0.30, 1988.00 012, 2016/03/13 15:54:06, -49.485, 123.984, NaN, 14.50, 14.58, -0.30, 1993.20 013, 2016/03/23 11:35:07, -49.071, 123.867, NaN, 14.42, 14.58, -0.04, 1995.80 014, 2016/04/02 08:24:24, -49.224, 123.444, NaN, 14.35, 14.50, -0.05, 1991.10 015, 2016/04/12 04:39:25, -50.274, 123.733, NaN, 14.35, 14.42, -0.22, 1994.20 016, 2016/04/21 23:26:29, -50.709, 125.313, NaN, 14.27, 14.42, -0.18, 1991.10 017, 2016/05/01 19:19:13, -50.708, 125.496, NaN, 14.27, 14.35, -0.11, 1993.10 018, 2016/05/11 13:55:39, -50.656, 125.220, NaN, 14.27, 14.35, -0.49, 1989.80 019, 2016/05/21 10:49:36, -51.170, 124.501, NaN, 14.19, 14.27, -0.52, 1986.00 020, 2016/05/31 05:00:58, -52.037, 125.235, NaN, 14.19, 14.27, -0.60, 1993.70 021, 2016/06/10 00:55:15, -52.716, 128.915, NaN, 14.19, 14.27, -0.27, 1982.60 022, 2016/06/19 19:20:47, -53.068, 130.557, NaN, 14.12, 14.19, -0.27, 1995.00 023, 2016/06/29 15:35:53, -52.720, 131.378, NaN, 14.04, 14.19, -0.20, 1993.20 024, 2016/07/09 09:41:13, -52.257, 132.609, NaN, 14.04, 14.12, -0.22, 1993.80 025, 2016/07/19 06:54:21, -51.419, 133.782, NaN, 13.96, 14.12, -0.23, 1991.80 026, 2016/07/29 01:35:02, -51.209, 133.724, NaN, 13.96, 14.04, -0.40, 1993.10 027, 2016/08/07 21:12:02, -50.460, 132.064, NaN, 13.88, 14.04, -0.10, 1987.90 028, 2016/08/17 15:41:47, -49.605, 131.597, NaN, 13.81, 13.96, -0.14, 1991.80 029, 2016/08/27 12:16:48, -50.189, 133.357, NaN, 13.81, 13.96, -0.39, 1988.00 030, 2016/09/06 07:13:15, -50.837, 132.536, NaN, 13.73, 13.88, -0.14, 1993.20 031, 2016/09/16 02:55:11, -51.219, 133.011, NaN, 13.65, 13.81, 0.09, 1988.50 032, 2016/09/25 22:46:22, -51.276, 134.881, NaN, 13.58, 13.73, -0.35, 1991.30 033, 2016/10/05 18:49:39, -51.446, 135.523, NaN, 13.42, 13.65, -0.32, 1997.40 034, 2016/10/15 13:33:46, -51.966, 136.485, NaN, 13.19, 13.42, -0.39, 1995.60 035, 2016/10/25 10:04:11, -51.911, 138.580, NaN, 12.81, 13.04, -0.42, 1988.40 036, 2016/11/04 04:33:34, -51.539, 138.201, NaN, 12.58, 12.81, -0.43, 1995.60 037, 2016/11/14 00:19:53, -51.288, 137.368, NaN, 12.42, 12.73, -0.30, 1997.20 038, 2016/11/23 18:58:26, -51.191, 136.918, NaN, 12.34, 12.58, -0.31, 1993.70 039, 2016/12/03 15:03:52, -51.171, 136.688, NaN, 12.27, 12.50, -0.13, 1997.90 040, 2016/12/13 10:00:26, -51.238, 136.763, NaN, 12.11, 12.42, -0.43, 1991.50 041, 2016/12/23 06:35:05, -51.320, 136.751, NaN, 11.42, 12.04, -0.50, 1997.60 042, 2017/01/02 00:54:01, -51.354, 136.632, NaN, 11.11, 11.50, -0.30, 1994.00 043, 2017/01/11 21:20:10, -51.456, 136.781, NaN, 10.96, 11.34, -0.22, 1993.60 044, 2017/01/21 16:30:55, -51.638, 136.970, NaN, 10.80, 11.19, -0.37, 1995.20 045, 2017/01/31 12:19:37, -51.968, 137.244, NaN, 10.50, 10.96, -0.40, 1998.10