IMSO 2010 — International Mathematics — Short Answer Question 14

How many trailing zeros are in $$\begin{gathered}1\times5\times10\times15\times20\times25\times30\\{}\times35\times40\times45\times50\times55\times60\\{}\times65\times70\times75\times80\times85\times90\times95\end{gathered}$$?