Average $\RAA$ of D mesons (left) and $\RAA$ of charged particles (right) in the 0-20% centrality class compared to model calculations: (I) [13, 50], (II) [51], (III) [52], (IV) [53], (V) [54], (VI) [55], (VII) [56], (VIII) [16]. The two normalization uncertainties are almost fully correlated.