These statistics are generated weekly using the CSD Python API, and give a summary of the data available through our online Access Structures service. Additional statistics produced as an annual snapshot of the CSD are available from the Documentation and Resources page.
The number 'CSD Structures' refers to the number of unique crystallographic data collections deposited at the CCDC. The number of CSD entries is a slightly larger value, as each CSD entry corresponds to a published reference to a dataset.
Based on the current rate of growth the of CSD, the millionth structure is predicted to added by July 2019.
Number of Entries in CSD
Unique Structures in CSD
Unique Author Names
Top Journals This Year