(a) the total number of bio-toilets set up in passenger coaches during the last two years as compared to the annual target fixed in this regard, year-wise and zone-wise;
(b) the year-wise and zone-wise details of the funds allocated and utilized for setting up of bio-toilets in passenger coaches during the last two years;
(c) whether the Government has proposed to set up bio-toilets in all the remaining trains/coaches with a view to maintain cleanliness and sanitation in the trains and at the railway stations;
(d) if so, the details thereof and if not, the reasons therefor;
(e) the cost to be incurred on each bio-toilet and the total number of bio-toilets to be set up; and
(f) the details of steps taken by the Railways to install the bio-toilets in all trains/coaches within the stipulated time frame?