Saumen Chakraborty
Analyst
As far as CapEx, we have spent considerable amount of CapEx FY '13, '14, '15, '16. For all these years, we have spent considerable amounts. But today, as we told that there are some assets in our networks, which is quite underutilized. But overall, utilization level is also something when we can do much more with the current level up and tentative we have created. Having said that, maybe some scientific business, for example, service business, if you have to scale up, then we need to move accordingly in the Sandoz to scale up. And also for biologics, if we sell more in different markets, and we need to increase the capacity. But the level of CapEx that we need to do, and we actually alluded right at the beginning of the year that we will not be spending as much as we would have been spending in the past. R&D on an absolute amount, again, is something which will be to slightly less than maybe than what we have spent last year. But of course, the percentage of sales as our sales goes up. In R&D as a percentage of service are down to single digits. Right now, it is around 9% and if we can contain on an [indiscernible] level and improve R&D productivity because I always want to emphasize that our focus on R&D is always very high. We have been focusing on developing our pipeline, expanding our pipeline, and we want to continue to focus on that, but just want to improve the productivity so that we -- same level of this productivity can deliver more. In terms of the cash flow, obviously, if our margin is bigger and if we can improve one and consequently, of the generation as generation can improve. On [indiscernible] working capital being in this quarter, we said that our working capital networks increased by three days. Suppose, instead of increasing by 3 days, it would have improved by three days review, then we would have generated more cash flow. So there are always opportunities to what extent we do based on how do we execute on multiple fronts. The good thing happened with this quarter in all the businesses we have grown something we have different -- we don't -- we haven't put all eggs in 1 basket, there are multiple baskets. In this quarter, all businesses have grown. So that is good, but in working capital front this quarter was not that fit.