One problem is that the split times are not correct. If you have three laps with 5 minutes below the tag "[IntTimes]" should have 5:00, 10:00 and 15:00. Curently it is saved as 5:00, 5:00 and 5:00. This also
affects the average pace calculation and so on.
See http://forum.polar.fi/showthread.php?p=85839#post85839