Mine keeps changing mind on what 100% is still.
2013-12-07 41,519 mWh 42,002 mWh
2013-12-08 41,254 mWh 42,002 mWh
2013-12-09 41,297 mWh 42,002 mWh
2013-12-10 41,172 mWh 42,002 mWh
2013-12-11 40,462 mWh 42,002 mWh
2013-12-12 32,769 mWh 42,002 mWh
2013-12-13 34,727 mWh 42,002 mWh