Every generation is different.
At my time parents yelled: You have to come in for once and a while, today it´s the opposite: you have to go out once and a while 
40/4Mb Cable, no limit, 18$/mo.
Cellphone plan with 500MB of data (speed reduced to dial-up(!) after hitting limit), really bad 3G coverage and speeds (haven’t really tested), 8$/mo.
EU - Croatia
25$/month - unlimited ADSL
20/2 Mb/s ~ 15$ per month
unlimited data (only internet)
Fibre 60/6 £18pm with phone.
4G LTE unlimited, hotspot, £26pm. Live near a cell and achieve 90+ download and 40 up.
Don’t really need more than 20mb though
!http:\www.speedtest.net/result/5555685019.png !
Verizon FiOS®. I pay for 50/50mbps, $45/month.
generally tests at about 58mbps downlink, 71mbps uplink.
Unlimited Data
10Mega bits (1MB/s / 512kbup) About $25 month capped at 75GB data (Up+download) and after that connection reduced to 1mbit (100KB/S)
UK
£50 inc phone line rental for 75 Mbps down and 19 Mbps up unlimited
Mobile £20 for 4G 10GB data 2000Mins 5000 text
17.61 EUR for 100/100, 300GB in cloud storage, 600min to landline/mobile.
Best internet plan my provider has is 600/600 for 23.14 EUR, so… Yeah. 
I have Verizon FIOS 75/75 Mbps. I pay $57.99 a month for Internet only, tax included. This is the average speed I get on my Lenovo Yoga 720 laptop with a VPN enabled.
Paid RM173 actually
Speeds weren’t really as promised but yea.
I think we’re among the more expensive yet slowest…
ADSL line only: 9Mbps down, 1Mbps up, no data cap. Php1995 (around US$40) /month.
Verizon DSL and unlimited land line ,$85. 3 Mbps download max and about half that upload.
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Around £42 per month, but that is TV and phone(package) included.
25/2MB U$S 43/month unlimited (pretty bad service)
Comcast Coax 150/20 (real 180/25) bundled with TV and Phone, $185
Seems we are getting hosed in the US.
50mb/50mb fiber $60 month
Miami, Florida.
ATT U-Verse with modem rental.
One landline with unlimited calling for local/long distance, caller I.D., call waiting. It’s also supporting (tied into) my wireless alarm system.
24mb up/5mb down (on paper).
$121 a month out the door.
Chris