Tracks the performance of an artwork against its maximum and minimum estimate across time. For example a realized price above the maximum estimate indicates overperformance of the artwork
two I. 11 x 11 in. (27.9 x 27.9 cm); two S. 17 x 17 in. (43.2 x 43.2 cm); mma-1 I. 15 x 15 in. (38.1 x 38.1 cm); mma-1 S. 24 1/2 x 24 1/2 in. (62.2 x 62.2 cm)