Supplement to: Sjolte, Jesper; Sturm, Christophe; Adolphi, Florian; Vinther, Bo Møllesøe; Werner, Martin; Lohmann, Gerrit; Muscheler, Raimund (2018): Solar and volcanic forcing of North Atlantic climate inferred from a process-based reconstruction. Climate of the Past, 14(8), 1179-1194, https://doi.org/10.5194/cp-14-1179-2018