group 4

• chart 10 [Context: Colors correspond to different counties, discussed in text.]
• chart 11
• chart 12

attachments

name last modified size

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fizzypop.png Feb 2 2012 7:30 am 950kB gcse2.png Feb 2 2012 5:48 am 116kB harvard1.png Feb 2 2012 5:59 am 116kB