С помощью Currency loader таже петрушка
Вот содержание файла AUDUSD_5m, его начало и конец:

2008.08.14,23:50,0.8712,0.8718,0.8712,0.8716,19
2008.08.14,23:55,0.8715,0.8721,0.8715,0.8721,15
2008.08.15,00:00,0.8720,0.8720,0.8715,0.8717,18
2008.08.15,00:05,0.8716,0.8716,0.8708,0.8708,19
..........
2009.07.06,12:20,0.7906,0.7908,0.7901,0.7902,50
2009.07.06,12:25,0.7901,0.7904,0.7900,0.7902,41
2009.07.06,12:30,0.7901,0.7901,0.7896,0.7898,26