By selecting the level, you change the level of detail of the selectable causes in the list. The treemap plots YLL by disease burden causes at the federal level in relation to each other. Choose a starting level. Level 1 assigns the Burden of Disease to three main groups. Levels 2 and 3 are more differentiated subgroups. By selecting a level, you can set all diseases or disease groups in relation to each other, or by selecting individual tiles, you can view them in detail on the next level. Individual causes are differentiated up to level 4. Select gender.