TICS of OCS: present data (solid red line), summation of all calculated PICS (solid green line), Lomas et al. (2024) measurements (upright triangle), Gaches et al. (2024) CCSD(T) calculations (dashed purple line), Hudson et al. (2003) BEB data (dashed blue line), Wang & Vidal (2003) measurement and BEB data at 200 eV (black diamond and blue cross), Kim et al. (1997) BEB calculation (dashed black line), and the Kim et al. (1997) measurements (orange circles) based on the Srivastava data.