Market Research Into Global Web Design/Development statistics

I need some very brief research statistic on the GLOBAL WEBDESIGN?WEBDEVELOPMENT industry

What is the Global market size worth in $

What is the Global size of the E-Commerce platform design market $ and QTY

What is the size of the QR Code development Market Global $

How many websites are there ?

(I just need the above details and the sources/references the details come from)

I dont need lots and lots of printed out reports

(Please dont just make these figures up)

I see this as a quick piece of research for someone who knows what they are doing !!!