Not sure of the exact line scores you need at this moment. However, keep in mind that even if you achieve the required score, you are not guaranteed that job in your contract. The Army is well above its numbers, so if it's not on the list to choose, and that's all you want, they will tell you to take a hike.
The ASVAB will be broken down to 10 individual lines scores. For 68W this is what you'll need: (c) A minimum score of 101 in aptitude area ST and 107 in aptitude area GT on ASVAB tests administered on and after 1 July 2004.