Investors interested in Basic Materials stocks should always be looking to find the best-performing companies in the group. Gold Fields (GFI) is a stock that can certainly grab the attention of many investors, but do its recent returns compare favorably to the sector as a whole? A quick glance at the company's year-to-date performance in comparison to the rest of the Basic Materials sector should help us answer this question.Gold Fields is a member of the Basic Materials sector. This group includes 236 indi ...