Here un Mexico we pay $1.00Mxn per MB. Thats about $0.05 usd. If you use 2000mb per month and 20% is ads, you'll pay 400x0.05 = $20 usd a month for ads. Which

Here un Mexico we pay $1.00Mxn per MB. Thats about $0.05 usd. If you use 2000mb per month and 20% is ads, you'll pay 400x0.05 = $20 usd a month for ads. Which is around $240 usd a year. Edit: And apparently ad traffic is between 25% an 45%(https://venturebeat.com/2015/07/08/blocking-ads-can-cut-network-traffic-25-to-40-study-shows/ https://venturebeat.com/2015/07/08/blocking-ads-can-cut-netw...) So my estimate is quite conservative.