What is the reliability of the logic diagram in the figure below? The reliability of each of the components is given below:

$1=0\mathrm{.}95$; $2=0\mathrm{.}98$; $3=0\mathrm{.}9$; $4=0\mathrm{.}90$; $5=0\mathrm{.}90$; $6=0\mathrm{.}90$; $7=0\mathrm{.}99$