I honestly can't find any footage of their jumpshots on Youtube ecc.. maybe I'll have to watch a full Spurs game!
However I added Nando de Colo shot to the spreadsheet if you're a Spurs fan...
You're right J Lin sigs needed to be revamped. Here's a new one:
SF: 75
SB: 20
I also noticed by watching his pre-season games that he changed his form a bit in the off-season.