Each autumn, the Minikins held their annual wood chopping contest to provide fuel for the coming winter. Each participant was then ranked according to the amount of wood chopped.

Last year, there were twelve in the competition.

1. Evum chopped more than Estum, Edum, Eskum and Ensum, and less than Egum, Elfum, Efrum, and Ekum.
2. Ekum chopped less than Epum, and more than Esum, Eskum, and Ebum. Egum chopped more wood than Epum, who chopped more than Elfum, Estum and Evum.
3. Eskum chopped more than Ensum, who chopped less than each of Esum, Evum, and Ebum.
4. Ebum chopped less than each of Estum and Edum.
5. Edum chopped less than Esum.
6. Elfum chopped more than Efrum, who chopped more than Ekum and Evum.
7. Evum chopped more than Esum, who chopped less than Estum, who chopped more than Ebum, who chopped more than Eskum and less than Edum.

From the clues provided above, list the twelve participants in order, according to the amount of wood each chopped.