Your type is: ISTJ

Introverted (I) 72.22%
Sensing (S) 54.76%
Thinking (T) 58.33%
Judging (J) 58.33%

responsible, planner, private, loner tendencies, perfectionist, organized, detail oriented, organized, would rather be friendless than jobless, realistic, observer, clean, focused, does not talk about feelings, finisher, punctual, private, does not appreciate strangeness, not adventurous, not spontaneous, follows the rules, dutiful, avoids mistakes, conventional, likes solitude, insensitive to the hardships of others, prepared, anti-tattoos, things rules are important, cautious, security seeking, prepares for worst case scenarios, logical, analytical, does not accept apologies easily, hard working

I'd agree with everything except what I've bolded there, but otherwise it's got me pinned down pretty well.