Data from BL and NLS are appearing as null on jisc's visualisation tab. The IRUS team took a look previously and fixed it. It's started appearing again and I've contacted them but it may be worth reviewing on our end: [https://irus.jisc.ac.uk/r5/visualise/tableau/?visualisation=top_items#results_area](https://irus.jisc.ac.uk/r5/visualise/tableau/?visualisation=top_items#results_area)  
Data from BL and NLS are appearing as null on jisc's visualisation tab. The IRUS team took a look previously and fixed it. It's started appearing again and I've contacted them but it may be worth reviewing on our end: https://irus.jisc.ac.uk/r5/visualise/tableau/?visualisation=top_items#results_area