Don't quote the police about them. They use them and are defending them. They can manufacture data as they see fit and they will.
If you want to discuss your data find a neutral source.
So the fact that they've received less complaints of brutality and the number of law suits for police brutality have dropped off is just further lies? You know that cries of conspiracy make you immediately in the wrong?
But sure:
http://www.jcfmjournal.org/article/S1353-1131(05)00199-9/abstract
http://www.emeraldinsight.com/journals.htm?articleid=1622104&show=html
http://taser.com/research/Science/Documents/Bleetman%20TASER%20safety.pdf (last paragraph, page 18)
http://media.charleston.net/2009/pdf/tasersummary_070709.pdf
http://ajph.aphapublications.org/cgi/content/abstract/99/12/2268
http://www.atypon-link.com/VAT/doi/abs/10.1350/pojo.76.3.189.19443
And note, here, that I've simply listed every relevant item shown in Google Scholar. There was no paper saying anything other than that lives are saved and injuries are diminished when tasers are introduced into policing.