cycle, date & time, latitude, longitude, voltage, voltage pump on, voltage no load, surface pressure, maximum pressure
001, 2010/06/11 04:59:20,   26.555,  145.954,    NaN,    NaN,    NaN,  0.00, 1985.00
002, 2010/06/21 04:54:22,   27.136,  145.846,    NaN,    NaN,    NaN,  0.00, 1987.00
003, 2010/07/01 04:55:31,   27.295,  145.866,    NaN,    NaN,    NaN,  0.00, 1977.00
004, 2010/07/11 04:45:25,   27.192,  145.788,    NaN,    NaN,    NaN,  0.00, 1979.00
005, 2010/07/21 05:14:49,   27.049,  145.566,    NaN,    NaN,    NaN,  0.00, 2005.00
006, 2010/07/31 06:14:01,   26.886,  145.294,    NaN,    NaN,    NaN,  0.00, 1987.00
007, 2010/08/10 05:34:04,   26.627,  145.035,    NaN,    NaN,    NaN,  0.00, 1989.00
008, 2010/08/20 04:55:04,   26.178,  144.423,    NaN,    NaN,    NaN,  0.00, 1985.00